UP Board Solutions Class 11 English Chapter 4 Syntax

Exercise 1

Question 1. Trouser = trousers
Answer: The word 'Trouser' is typically used in its plural form 'trousers' to refer to the garment.
In simple words: Always use 'trousers' (plural) when talking about the clothing item, not 'trouser' (singular).

🎯 Exam Tip: Be mindful of nouns that are always used in their plural form in English, such as 'trousers', 'scissors', 'spectacles'.

Question 2. month's = month's
Answer: The possessive form 'month's' (e.g., a month's salary) is correct as it signifies belonging or duration.
In simple words: 'Month's' shows possession or indicates a duration of one month, so it's correctly used.

🎯 Exam Tip: Understand the correct use of apostrophes for possession, especially with time expressions like 'a month's leave'.

Question 3. rupees = rupee
Answer: The plural form 'rupees' is correct when referring to the currency unit; 'rupee' is the singular form. The correction implies a specific context where 'rupee' was needed.
In simple words: Use 'rupee' for one unit of currency and 'rupees' for more than one. The correction suggests a singular context.

🎯 Exam Tip: Ensure subject-verb agreement and noun form (singular/plural) matches the context of the sentence, especially with currency. If it's a number like 'one rupee', use singular. If 'many rupees', use plural.

Question 4. was = were
Answer: The verb 'was' is singular, and 'were' is plural. The correction indicates that the subject required a plural verb.
In simple words: 'Was' is for single subjects, 'were' is for multiple subjects. The change means the sentence needed a plural verb.

🎯 Exam Tip: Master subject-verb agreement; a singular subject takes a singular verb, and a plural subject takes a plural verb.

Question 5. are = is
Answer: The verb 'are' is plural, and 'is' is singular. The correction implies that the subject required a singular verb.
In simple words: 'Are' is for plural subjects, 'is' is for singular subjects. The correction indicates a singular subject was present.

🎯 Exam Tip: Always check if the verb matches the number (singular or plural) of its subject in a sentence.

Question 6. spectacle = spectacles
Answer: When referring to eyeglasses, the plural form 'spectacles' is used. 'Spectacle' in singular usually means a visually striking performance or display.
In simple words: Use 'spectacles' (plural) for glasses worn on the face. 'Spectacle' (singular) means a show or event.

🎯 Exam Tip: Differentiate between the singular and plural meanings of words; 'spectacles' for eyewear is a common point of confusion.

Question 7. furnitures = pieces of furniture
Answer: 'Furniture' is an uncountable noun, so it does not have a plural form 'furnitures'. To express quantity, one uses phrases like 'pieces of furniture' or 'items of furniture'.
In simple words: 'Furniture' is always singular. To talk about multiple items, say 'pieces of furniture'.

🎯 Exam Tip: Identify uncountable nouns (e.g., furniture, information, advice) which do not take an 's' in the plural and require quantifying phrases.

Question 8. fishes = fish
Answer: The plural of 'fish' is usually 'fish' itself when referring to multiple individual fish of the same species. 'Fishes' is used when referring to different species of fish. The correction suggests the context was for multiple fish of the same type.
In simple words: For many fish of the same kind, use 'fish'. Use 'fishes' only when talking about different kinds or species of fish.

🎯 Exam Tip: Know the irregular plural forms of nouns, especially 'fish', 'sheep', 'deer', which remain unchanged in plural. Context matters for 'fishes'.

Question 9. Sadhna = Sadhna's
Answer: The correction implies that a possessive form was needed, indicating something belonging to Sadhna. 'Sadhna's' correctly shows possession.
In simple words: To show something belongs to Sadhna, you need to add an apostrophe and 's' making it 'Sadhna's'.

🎯 Exam Tip: Correctly use apostrophes for possession with proper nouns; 'Sadhna's book' indicates the book belongs to Sadhna.

Question 10. Mohan's sister's song = song of Mohan's sister
Answer: Overuse of consecutive possessive apostrophes ('s) can be awkward. It is usually better to rephrase using 'of' when there are multiple possessives, especially if one is an inanimate object or an abstract concept related to a person.
In simple words: Instead of "Mohan's sister's song," which sounds clumsy, it's smoother to say "the song of Mohan's sister."

🎯 Exam Tip: Avoid stacking multiple possessive forms ('s) in a row; rephrase with 'of' for clarity and better flow in sentences.

Question 11. house is = houses are
Answer: This correction indicates a change from singular subject-verb agreement to plural. If the original context implied multiple houses, then 'houses are' is correct.
In simple words: If you're talking about more than one house, you must use 'houses' and 'are'.

🎯 Exam Tip: Always ensure the verb matches the subject's number, even when rewriting sentences or making corrections.

Question 12. are = is
Answer: The verb 'are' is plural, and 'is' is singular. The correction implies that the subject required a singular verb.
In simple words: 'Are' is for plural subjects, 'is' is for singular subjects. The correction means the subject was singular.

🎯 Exam Tip: Consistent subject-verb agreement is crucial. Double-check the subject to determine if a singular ('is') or plural ('are') verb is needed.

Question 13. dozens = dozen
Answer: When 'dozen' is preceded by a number (e.g., 'two dozen eggs'), it remains singular. 'Dozens' is used when indicating an indefinite large number (e.g., 'dozens of people'). The correction implies a specific numerical context.
In simple words: If you say a number like "two" before "dozen," keep "dozen" singular. Only use "dozens" if you mean "many" without a specific number.

🎯 Exam Tip: Remember that words like 'dozen', 'hundred', 'thousand' remain singular when preceded by a numeral, but take an 's' (e.g., 'dozens of') when used indefinitely to mean 'many'.

Question 14. informations = information or items of information
Answer: 'Information' is an uncountable noun and does not have a plural form 'informations'. To quantify it, use phrases like 'pieces of information' or 'items of information'.
In simple words: 'Information' is always singular. To talk about more than one piece, say 'pieces of information'.

🎯 Exam Tip: Treat 'information' as an uncountable noun, similar to 'furniture' or 'advice', and avoid adding an 's' to make it plural.

Question 15. furnitures = pieces of furniture
Answer: 'Furniture' is an uncountable noun, so it does not have a plural form 'furnitures'. To express quantity, one uses phrases like 'pieces of furniture' or 'items of furniture'.
In simple words: 'Furniture' is always singular. To talk about multiple items, say 'pieces of furniture'.

🎯 Exam Tip: Identify uncountable nouns (e.g., furniture, information, advice) which do not take an 's' in the plural and require quantifying phrases.

Question 16. a black shoe = a pair of black shoes
Answer: Shoes are typically worn in pairs. If only one 'black shoe' was mentioned, the context likely implies a 'pair of black shoes' when referring to common footwear.
In simple words: We usually buy and wear shoes in pairs, so if talking about general footwear, 'a pair of black shoes' is more common than 'a black shoe'.

🎯 Exam Tip: Be aware of collective nouns and nouns that naturally come in pairs (e.g., shoes, socks, pants) and use appropriate phrasing ('a pair of').

Question 17. hundreds = hundred
Answer: Similar to 'dozen', 'hundred' remains singular when preceded by a number (e.g., 'two hundred rupees'). 'Hundreds' is used for an indefinite large quantity (e.g., 'hundreds of people'). The correction implies a specific numerical context.
In simple words: If you say a number like "two" before "hundred," keep "hundred" singular. Use "hundreds" only if you mean "many" without a specific number.

🎯 Exam Tip: Apply the rule for 'dozen', 'hundred', 'thousand': singular form when a numeral precedes them, plural form ('hundreds of') for indefinite large quantities.

Question 18. have = has
Answer: The verb 'have' is plural, and 'has' is singular. The correction indicates that the subject required a singular verb.
In simple words: 'Have' is for plural subjects (or 'I' and 'you'), while 'has' is for singular subjects. The sentence needed a singular verb.

🎯 Exam Tip: Remember that 'has' is the third-person singular present tense form of 'to have', while 'have' is used for all other forms.

Question 19. sceneries = scenery
Answer: 'Scenery' is an uncountable noun and does not have a plural form 'sceneries'. It refers to the general natural features of a landscape.
In simple words: 'Scenery' is always singular. You cannot say 'sceneries' to mean many beautiful views.

🎯 Exam Tip: Recognize 'scenery' as an uncountable noun, similar to 'poetry' or 'baggage', and avoid pluralizing it with an '-ies' ending.

Question 20. table's leg = leg of table
Answer: Possessive apostrophes ('s) are generally used for living things. For inanimate objects, it is more common and grammatically preferred to use the 'of' phrase.
In simple words: We usually say "leg of the table" because tables are not living things. Use 's for people or animals.

🎯 Exam Tip: As a general rule, use 'of' to show possession for inanimate objects (e.g., 'the roof of the house') and 's for animate beings (e.g., 'the dog's tail').

Exercise 2

Question 1. Their = his
Answer: The change from 'Their' to 'his' indicates a shift in the pronoun's number and gender to agree with a singular, masculine subject.
In simple words: 'His' refers to one male, while 'Their' refers to multiple people. The correction means the subject was a single male.

🎯 Exam Tip: Ensure pronouns agree in number and gender with their antecedents (the nouns they replace).

Question 2. myself = I
Answer: 'Myself' is a reflexive or emphatic pronoun, not a subject pronoun. The correction implies that 'I' was needed as the subject of the sentence.
In simple words: 'I' is used as the subject of a sentence. 'Myself' is used when the action reflects back on the speaker, or for emphasis.

🎯 Exam Tip: Use 'I' as a subject and 'me' as an object; use 'myself' only reflexively or emphatically, not as a standalone subject.

Question 3. whom = who
Answer: 'Who' is used as a subject pronoun, while 'whom' is used as an object pronoun. The correction indicates that a subject pronoun was required in the context.
In simple words: Use 'who' if it's doing the action (subject), and 'whom' if it's receiving the action (object). The sentence needed a subject.

🎯 Exam Tip: A simple test: If you can replace the pronoun with 'he' or 'she', use 'who'. If you can replace it with 'him' or 'her', use 'whom'.

Question 4. he = one
Answer: 'One' is an indefinite pronoun used to refer to people in general, or to a specific but unnamed person, maintaining a more formal or general tone than 'he'. The correction suggests a need for a general reference.
In simple words: 'One' is used when talking about people in general, while 'he' refers to a specific male person. The sentence needed a general pronoun.

🎯 Exam Tip: Use 'one' when making general statements that apply to any person, ensuring consistent pronoun usage throughout the sentence (e.g., 'One must do one's duty').

Question 5. either = any
Answer: 'Either' is used when referring to a choice between two things. 'Any' is used when referring to an indefinite number of things, often in questions or negative statements. The correction implies a context involving more than two options or a general indefinite selection.
In simple words: 'Either' is for two choices. 'Any' is for more than two, or when you're not specific. The sentence needed 'any' because it wasn't limited to two.

🎯 Exam Tip: Use 'either' for selection between two items, and 'any' for selection among three or more items, or for general indefinite choices in questions and negatives.

Question 6. whom = who
Answer: 'Who' is used as a subject pronoun, while 'whom' is used as an object pronoun. The correction indicates that a subject pronoun was required in the context.
In simple words: Use 'who' if it's doing the action (subject), and 'whom' if it's receiving the action (object). The sentence needed a subject.

🎯 Exam Tip: A simple test: If you can replace the pronoun with 'he' or 'she', use 'who'. If you can replace it with 'him' or 'her', use 'whom'.

Question 7. their = his
Answer: The change from 'their' to 'his' indicates a shift in the pronoun's number and gender to agree with a singular, masculine subject.
In simple words: 'His' refers to one male, while 'Their' refers to multiple people. The correction means the subject was a single male.

🎯 Exam Tip: Always ensure pronouns agree in number and gender with their antecedents (the nouns they replace) for clarity and grammatical correctness.

Question 8. I = me
Answer: 'I' is a subject pronoun, used when performing an action. 'Me' is an object pronoun, used when receiving an action or after a preposition. The correction implies that an object pronoun was needed.
In simple words: 'I' is for when you are doing something, 'me' is for when something is being done to you or for you. The sentence needed 'me' as an object.

🎯 Exam Tip: Use 'I' for subjects and 'me' for objects (direct, indirect, or after prepositions). To test, remove other people from the sentence and see if 'I' or 'me' sounds right.

Question 9. his = one's
Answer: When the subject is the indefinite pronoun 'one', the possessive pronoun should also be 'one's' to maintain agreement and formality. Using 'his' would imply a specific masculine subject, which contradicts the general nature of 'one'.
In simple words: If you start a general statement with 'one', then use 'one's' to show possession, not 'his'.

🎯 Exam Tip: Maintain consistent pronoun usage: if the subject is 'one', the possessive form should be 'one's'.

Question 10. were = was
Answer: The verb 'were' is plural, and 'was' is singular. The correction indicates that the subject required a singular verb.
In simple words: 'Was' is for single subjects, 'were' is for multiple subjects. The change means the sentence needed a singular verb.

🎯 Exam Tip: Always ensure the verb matches the number (singular or plural) of its subject in a sentence.

Question 11. their = his/her, uniforms = uniform
Answer: This correction addresses both pronoun agreement and noun number. If the subject is singular (e.g., 'every student'), then the possessive pronoun should be singular ('his/her'), and 'uniform' should be singular if each person has one.
In simple words: If you're talking about a single person, use 'his' or 'her' and 'uniform' (singular) for what they wear.

🎯 Exam Tip: Pay close attention to collective nouns or distributive pronouns (like 'each' or 'every') that often require singular verbs and pronouns, even when referring to groups.

Question 12. are = is, their = her
Answer: This correction indicates a shift to singular subject-verb agreement ('is') and a change in possessive pronoun from plural 'their' to singular feminine 'her', suggesting the subject was a single female.
In simple words: The sentence needed singular forms 'is' and 'her' to match a single female subject.

🎯 Exam Tip: Ensure all elements of a sentence-verb, pronoun-agree in number and gender with the actual subject.

Question 13. that = whom
Answer: 'Whom' is used as an object pronoun for people, especially after a preposition or when referring to the object of a verb. While 'that' can sometimes refer to people, 'whom' is more precise when it's an object.
In simple words: Use 'whom' when referring to a person who is the object of the verb or after a preposition. 'That' is better for things or less formal contexts.

🎯 Exam Tip: In formal writing, distinguish between 'who' (subject) and 'whom' (object) when referring to people. 'That' is generally used for things or animals.

Question 14. absents = absents himself
Answer: The verb 'absent' typically requires a reflexive pronoun when used transitively (meaning, taking an object). So, one 'absents oneself' rather than just 'absents'.
In simple words: When someone is absent, they 'absent themselves'. You need to add 'himself', 'herself', 'myself', etc.

🎯 Exam Tip: Verbs like 'absent', 'enjoy', 'pride' often require reflexive pronouns when the subject and object are the same person or thing (e.g., 'he absented himself').

Question 15. I = me
Answer: 'I' is a subject pronoun, used when performing an action. 'Me' is an object pronoun, used when receiving an action or after a preposition. The correction implies that an object pronoun was needed.
In simple words: 'I' is for when you are doing something, 'me' is for when something is being done to you or for you. The sentence needed 'me' as an object.

🎯 Exam Tip: Use 'I' for subjects and 'me' for objects (direct, indirect, or after prepositions). To test, remove other people from the sentence and see if 'I' or 'me' sounds right.

Question 16. other = another
Answer: 'Another' means 'one more' or 'an additional one'. 'Other' is often used with plural nouns or specific references. The correction implies a need for an indefinite singular additional item.
In simple words: Use 'another' for one more item, especially if it's singular and indefinite. 'Other' is for more specific or plural references.

🎯 Exam Tip: Differentiate between 'another' (an + other, singular, indefinite) and 'other' (can be singular or plural, often more specific or referring to a remainder). For example: 'another book', 'the other books'.

Question 17. Everyone = Each
Answer: 'Everyone' refers to all people in a group as a collective. 'Each' emphasizes individuals within a group. The correction suggests a need to highlight individual consideration.
In simple words: 'Each' focuses on every single person separately, while 'Everyone' refers to the whole group as one. The correction implies focusing on individuals.

🎯 Exam Tip: Use 'each' when you want to refer to every single member of a group individually, and 'everyone' when you want to refer to all members collectively.

Question 18. are = is
Answer: The verb 'are' is plural, and 'is' is singular. The correction implies that the subject required a singular verb.
In simple words: 'Are' is for plural subjects, 'is' is for singular subjects. The correction indicates a singular subject was present.

🎯 Exam Tip: Consistent subject-verb agreement is crucial. Double-check the subject to determine if a singular ('is') or plural ('are') verb is needed.

Question 19. whom = who
Answer: 'Who' is used as a subject pronoun, while 'whom' is used as an object pronoun. The correction indicates that a subject pronoun was required in the context.
In simple words: Use 'who' if it's doing the action (subject), and 'whom' if it's receiving the action (object). The sentence needed a subject.

🎯 Exam Tip: A simple test: If you can replace the pronoun with 'he' or 'she', use 'who'. If you can replace it with 'him' or 'her', use 'whom'.

Question 20. are = am
Answer: 'Are' is used with plural subjects or 'you', while 'am' is used exclusively with the first-person singular pronoun 'I'. The correction implies that the subject was 'I'.
In simple words: 'Am' is only used with 'I' (I am). 'Are' is used with 'you', 'we', or 'they'. The sentence needed 'am' for an 'I' subject.

🎯 Exam Tip: Master the conjugation of the verb 'to be' ('I am', 'you are', 'he/she/it is', 'we are', 'they are') to avoid common subject-verb agreement errors.

Exercise 3

Question 1. latest = last
Answer: 'Latest' refers to the most recent in time (e.g., latest news), while 'last' refers to the one immediately preceding all others in a sequence or the final one (e.g., last day of the month). The correction implies a positional or sequential meaning rather than recency.
In simple words: 'Latest' means newest. 'Last' means the one at the end or the previous one. The sentence needed 'last' for position or sequence.

🎯 Exam Tip: Distinguish between 'latest' (most up-to-date) and 'last' (final or immediately preceding) when referring to time or order.

Question 2. Remove 'more'
Answer: This instruction indicates that 'more' was redundant or grammatically incorrect in the original sentence, likely due to a superlative or already comparative adjective.
In simple words: Sometimes words like 'more' aren't needed if the adjective already implies comparison or extreme degree.

🎯 Exam Tip: Avoid double comparatives or superlatives (e.g., 'more happier' is incorrect; use 'happier'). Ensure adjectives are used correctly.

Question 3. than = to
Answer: 'Than' is used for comparisons (e.g., taller than). 'To' is used to indicate direction, destination, or a relationship of preference (e.g., preferable to). The correction implies a context of preference or direction rather than direct comparison.
In simple words: Use 'than' for comparing two things. Use 'to' when expressing a preference (like 'preferable to') or a destination.

🎯 Exam Tip: Pay attention to fixed prepositions that follow certain adjectives or verbs; for instance, 'preferable' is always followed by 'to', not 'than'.

Question 4. any newspaper = all newspapers
Answer: 'Any newspaper' suggests a single, indefinite newspaper. 'All newspapers' implies a comprehensive reference to every newspaper. The correction implies a need for universal inclusion rather than an indefinite singular.
In simple words: 'Any newspaper' means one, unspecified paper. 'All newspapers' means every single newspaper. The change means the sentence needed to refer to every paper.

🎯 Exam Tip: Choose quantifiers carefully ('any', 'all', 'some', 'every') to precisely convey the intended scope or quantity in a sentence.

Question 5. the best = better
Answer: 'The best' is a superlative adjective used for comparison among three or more things. 'Better' is a comparative adjective used for comparison between two things. The correction suggests a comparison between only two entities.
In simple words: 'Better' compares two things. 'Best' compares three or more. The correction indicates only two things were being compared.

🎯 Exam Tip: Remember to use comparative adjectives (e.g., 'better') for comparing two items and superlative adjectives (e.g., 'best') for comparing three or more items.

Question 6. The great Ashoka = Ashoka the great
Answer: When an epithet or title follows a proper noun, it is typically placed after the name. 'Ashoka the Great' is the standard way to refer to the emperor.
In simple words: For famous people with titles like 'the Great', the title comes after their name, like 'Ashoka the Great'.

🎯 Exam Tip: Learn common historical epithets and their correct placement with proper nouns (e.g., 'Alexander the Great', 'William the Conqueror').

Question 7. last = latest
Answer: 'Last' refers to the final item in a sequence or the one immediately preceding. 'Latest' refers to the most recent in time. The correction implies a need to refer to something current or up-to-date rather than final.
In simple words: 'Last' means final, 'latest' means most recent. The sentence needed 'latest' to talk about something new or current.

🎯 Exam Tip: Distinguish between 'latest' (most up-to-date) and 'last' (final or immediately preceding) when referring to time or order.

Question 8. than = to that
Answer: When comparing something to a noun in a previous clause, 'that' (or 'those' for plural) is often used to avoid repetition and clarify what is being compared. 'To' is used to complete the comparison structure, often with adjectives like 'superior' or 'inferior'.
In simple words: When comparing to a quality of something mentioned earlier, you need 'to that' to make the comparison clear and avoid repeating the noun.

🎯 Exam Tip: Use 'to that' or 'to those' when comparing a quality of one item to the same quality of another item to ensure a complete and clear comparison.

Question 9. Haldwani = than that of Haldwani
Answer: When comparing a feature of one place to the same feature of another place, it's crucial to compare like with like. Using 'than that of Haldwani' ensures you're comparing the *feature* (e.g., climate, population) of the first place to the *feature* of Haldwani, not the place itself.
In simple words: To compare a quality of your city to the same quality of Haldwani, say 'than that of Haldwani' to make sure you're comparing the right things.

🎯 Exam Tip: When comparing entities, always compare parallel structures. If comparing a characteristic of a place, ensure you compare it to the characteristic 'of that' other place, not the place itself.

Question 10. than = to
Answer: 'Than' is used for comparisons. 'To' is used to indicate direction, destination, or a relationship of preference (e.g., preferable to). The correction implies a context of preference or direction rather than direct comparison.
In simple words: Use 'than' for comparing two things. Use 'to' when expressing a preference (like 'preferable to') or a destination.

🎯 Exam Tip: Pay attention to fixed prepositions that follow certain adjectives or verbs; for instance, 'preferable' is always followed by 'to', not 'than'.

Question 11. than = to
Answer: 'Than' is used for comparisons. 'To' is used to indicate direction, destination, or a relationship of preference (e.g., preferable to). The correction implies a context of preference or direction rather than direct comparison.
In simple words: Use 'than' for comparing two things. Use 'to' when expressing a preference (like 'preferable to') or a destination.

🎯 Exam Tip: Certain comparative adjectives, such as 'superior', 'inferior', 'prior', 'senior', 'junior', 'preferable', take 'to' instead of 'than'.

Question 12. much = very
Answer: 'Much' is used to quantify uncountable nouns or with comparative adjectives/adverbs (e.g., much older). 'Very' is used to intensify adjectives or adverbs in their positive degree (e.g., very happy, very quickly). The correction implies the need for simple intensification.
In simple words: Use 'very' to make an adjective or adverb stronger (like 'very good'). Use 'much' for quantities or with comparisons ('much more').

🎯 Exam Tip: Remember that 'very' modifies adjectives and adverbs in their positive form, while 'much' typically modifies verbs, participles, or comparative forms.

Question 13. latter = later
Answer: 'Latter' refers to the second of two things mentioned or the last part of something. 'Later' refers to a point in time further in the future or after a given time. The correction suggests a temporal meaning was intended.
In simple words: 'Latter' means the second of two things. 'Later' means at a future time. The correction means the sentence was about time.

🎯 Exam Tip: Distinguish carefully between 'later' (time) and 'latter' (order/position). Similarly, 'former' (first of two) and 'formally' (in a formal manner).

Question 14. seven days = seventh day
Answer: 'Seven days' refers to a duration. 'Seventh day' refers to a specific ordinal position in a sequence. The correction implies the need for an ordinal number.
In simple words: 'Seven days' means a week's length. 'Seventh day' means day number seven in a count. The sentence needed the specific count.

🎯 Exam Tip: Pay attention to the distinction between cardinal numbers (one, two, three) which denote quantity, and ordinal numbers (first, second, third) which denote position or order.

Question 15. the two first = the first two
Answer: When combining an ordinal number (first, second) and a cardinal number (one, two), the ordinal number always precedes the cardinal number.
In simple words: The correct order is always 'first two', 'last three', 'next four', etc., with the ordinal word coming before the number.

🎯 Exam Tip: The rule for order of adjectives states that ordinal numbers (first, second) come before cardinal numbers (one, two) when modifying a noun.

Question 16. a = the
Answer: 'A' is an indefinite article used for general or unspecified nouns. 'The' is a definite article used for specific or already known nouns. The correction implies that a specific noun was being referred to.
In simple words: Use 'a' or 'an' for something not specific. Use 'the' for something specific or already known. The sentence needed 'the' for something definite.

🎯 Exam Tip: Master the usage of definite ('the') and indefinite ('a', 'an') articles; 'the' refers to something unique or previously mentioned, while 'a/an' refers to something general.

Question 17. any = any other
Answer: When comparing something to all other items of its kind (excluding itself), 'any other' is used to ensure the item is not compared to itself.
In simple words: If you say something is better than 'any' student, it implies it's better than itself. To exclude itself from the comparison, you must say 'any other'.

🎯 Exam Tip: In comparisons, when comparing an individual to the rest of its group, always use 'any other' to avoid illogical self-comparison.

Question 18. more = the most
Answer: 'More' is used for comparative adjectives (comparing two). 'The most' is used for superlative adjectives (comparing three or more). The correction implies a superlative comparison.
In simple words: 'More' compares two. 'The most' compares three or more and means the highest degree. The sentence needed 'the most'.

🎯 Exam Tip: Remember to use 'more' for comparatives (e.g., 'more beautiful') and 'most' (preceded by 'the') for superlatives (e.g., 'the most beautiful').

Question 19. little = the little
Answer: 'Little' means hardly any or not much. 'The little' means whatever small amount is available, emphasizing quantity despite being small. The correction implies that the entire small amount was being referred to.
In simple words: 'Little' means almost none. 'The little' means the small amount that there is. The sentence needed to emphasize the whole small amount.

🎯 Exam Tip: Differentiate between 'little' (negative connotation, meaning hardly any) and 'a little' (positive connotation, meaning some, though small). 'The little' refers to the entire small quantity present.

Question 20. whole = the whole
Answer: 'Whole' is typically preceded by the definite article 'the' when referring to an entire, complete entity.
In simple words: Always say 'the whole' when talking about something entirely, like 'the whole day' or 'the whole story'.

🎯 Exam Tip: The adjective 'whole' usually requires the definite article 'the' before it (e.g., 'the whole class', 'the whole world').

Exercise 4

Question 1. will again = again
Answer: This correction implies that the modal verb 'will' might have been redundant or incorrect in the original context, and 'again' alone sufficed or was needed with a different verb form.
In simple words: The word 'will' was likely unnecessary or wrong, and just 'again' was enough to convey repetition.

🎯 Exam Tip: Check for redundancy in sentences; modal verbs should be used purposefully and not unnecessarily complicate meaning.

Question 2. were = was
Answer: The verb 'were' is plural, and 'was' is singular. The correction indicates that the subject required a singular verb.
In simple words: 'Was' is for single subjects, 'were' is for multiple subjects. The change means the sentence needed a singular verb.

🎯 Exam Tip: Always ensure the verb matches the number (singular or plural) of its subject in a sentence.

Question 3. are = is
Answer: The verb 'are' is plural, and 'is' is singular. The correction implies that the subject required a singular verb.
In simple words: 'Are' is for plural subjects, 'is' is for singular subjects. The correction indicates a singular subject was present.

🎯 Exam Tip: Consistent subject-verb agreement is crucial. Double-check the subject to determine if a singular ('is') or plural ('are') verb is needed.

Question 4. are = is
Answer: The verb 'are' is plural, and 'is' is singular. The correction implies that the subject required a singular verb.
In simple words: 'Are' is for plural subjects, 'is' is for singular subjects. The correction indicates a singular subject was present.

🎯 Exam Tip: Always ensure the verb agrees in number with its subject, especially with indefinite pronouns or complex subjects.

Question 5. has written = wrote
Answer: 'Has written' is present perfect, used for actions completed in the past with a connection to the present. 'Wrote' is simple past, used for actions completed at a specific time in the past. The correction indicates that a simple past action was intended.
In simple words: 'Has written' links a past action to now. 'Wrote' talks about an action finished in the past. The sentence needed 'wrote' for a specific past time.

🎯 Exam Tip: Understand the difference between present perfect (e.g., 'has written', emphasis on result or indefinite time) and simple past (e.g., 'wrote', emphasis on specific past action). Look for time markers.

Question 6. If you will run = If you run
Answer: In conditional clauses (If-clauses) that refer to future possibilities, the simple present tense is used, not the future tense ('will run'). The 'will' goes in the main clause.
In simple words: In 'if' clauses talking about the future, you use the simple present ('if you run'), not 'will'.

🎯 Exam Tip: For Type 1 conditional sentences, the structure is 'If + simple present (condition), will + base verb (result)'. Avoid 'will' in the 'if' clause.

Question 7. is reading = has been reading
Answer: 'Is reading' is present continuous, indicating an action happening now. 'Has been reading' is present perfect continuous, indicating an action that started in the past and is still continuing. The correction implies an action with duration extending to the present.
In simple words: 'Is reading' is happening now. 'Has been reading' means it started before and is still going on. The sentence needed to show a continuous action from the past until now.

🎯 Exam Tip: Use the present perfect continuous (has/have been + -ing) for actions that began in the past and are still ongoing or have recently stopped but have current relevance.

Question 8. has = have
Answer: The verb 'has' is singular, and 'have' is plural (and also used with 'I' and 'you'). The correction indicates that the subject required a plural verb.
In simple words: 'Has' is for single subjects, 'have' is for multiple subjects. The change means the sentence needed a plural verb.

🎯 Exam Tip: Remember that 'have' is the base form and is used for plural subjects, as well as with 'I' and 'you'.

Question 9. has = have
Answer: The verb 'has' is singular, and 'have' is plural (and also used with 'I' and 'you'). The correction indicates that the subject required a plural verb.
In simple words: 'Has' is for single subjects, 'have' is for multiple subjects. The change means the sentence needed a plural verb.

🎯 Exam Tip: Be vigilant about subject-verb agreement, especially with collective nouns or compound subjects, to correctly use 'has' or 'have'.

Question 10. has = have
Answer: The verb 'has' is singular, and 'have' is plural (and also used with 'I' and 'you'). The correction indicates that the subject required a plural verb.
In simple words: 'Has' is for single subjects, 'have' is for multiple subjects. The change means the sentence needed a plural verb.

🎯 Exam Tip: Always identify the true subject of the verb, especially when there are intervening phrases, to ensure correct agreement with 'has' or 'have'.

Question 11. are = is
Answer: The verb 'are' is plural, and 'is' is singular. The correction implies that the subject required a singular verb.
In simple words: 'Are' is for plural subjects, 'is' is for singular subjects. The correction indicates a singular subject was present.

🎯 Exam Tip: Ensure the verb agrees in number with its subject. Singular subjects take singular verbs; plural subjects take plural verbs.

Question 12. shall = should
Answer: 'Shall' is used for future intentions, offers, or suggestions (formal). 'Should' is used to express advice, obligation, or probability. The correction implies a need to express obligation or advice.
In simple words: 'Shall' is for the future. 'Should' is for giving advice or showing what's proper. The sentence needed 'should' to advise or show duty.

🎯 Exam Tip: Use 'should' for recommendations, advice, or what is proper. 'Shall' is formal for future and often interchangeable with 'will' or used in legal contexts.

Question 13. tomorrow = the next day
Answer: When converting direct speech to indirect (reported) speech, time expressions like 'tomorrow' change to 'the next day' or 'the following day'.
In simple words: When you tell what someone said indirectly, 'tomorrow' changes to 'the next day'.

🎯 Exam Tip: Remember to change time and place adverbs (e.g., 'tomorrow' to 'the next day', 'here' to 'there') when transforming direct speech into reported speech.

Question 14. was = is
Answer: The verb 'was' is past tense, and 'is' is present tense. The correction indicates that the context required a present tense verb.
In simple words: 'Was' talks about the past. 'Is' talks about the present. The sentence needed 'is' for something happening now or a general truth.

🎯 Exam Tip: Pay attention to the tense of the surrounding verbs and the context of the sentence to ensure consistent and correct verb tense usage.

Question 15. am = have been
Answer: 'Am' is present tense. 'Have been' is present perfect, indicating a state or action that began in the past and continues up to the present. The correction implies a duration from the past to the present.
In simple words: 'Am' is for right now. 'Have been' means something started earlier and is still true or happening. The sentence needed to show something ongoing since the past.

🎯 Exam Tip: Use 'have been' (present perfect) to describe states or actions that started in the past and continue into the present, often with 'for' or 'since'.

Question 16. have been = are
Answer: 'Have been' is present perfect, implying duration or experience up to the present. 'Are' is simple present, indicating a current state or general truth. The correction suggests a need for a simple present statement.
In simple words: 'Have been' means started in the past and continuing. 'Are' means it's true right now. The sentence needed a simple present fact.

🎯 Exam Tip: Choose the appropriate tense to reflect whether an action or state is ongoing from the past ('have been') or a simple current fact ('are').

Question 17. have = has
Answer: The verb 'have' is plural, and 'has' is singular. The correction indicates that the subject required a singular verb.
In simple words: 'Have' is for multiple subjects, 'has' is for one subject. The sentence needed 'has' because the subject was singular.

🎯 Exam Tip: Always ensure subject-verb agreement. For third-person singular subjects (he, she, it, or a singular noun), use 'has'.

Question 18. did = had done
Answer: 'Did' is simple past. 'Had done' is past perfect, used for an action completed before another past action. The correction indicates that an action occurred prior to another past event.
In simple words: 'Did' is for a past action. 'Had done' is for an action that happened even earlier than another past action. The sentence needed 'had done' for an earlier past event.

🎯 Exam Tip: Use the past perfect ('had done') to clearly indicate which of two past actions happened first; the earlier action takes the past perfect tense.

Question 19. did he fail = he failed
Answer: This correction implies changing an interrogative structure (question) to a declarative statement. 'Did he fail?' is a question, while 'he failed' is a statement.
In simple words: The original was a question. The correction changes it to a simple statement: "he failed."

🎯 Exam Tip: Distinguish between sentence types: interrogative (questions) use auxiliary verbs before the subject, while declarative (statements) follow a subject-verb order.

Question 20. have = has, their = his, 21. are = is
Answer: This is a compound correction. 'Have' changes to 'has' for singular subject agreement. 'Their' changes to 'his' for singular masculine pronoun agreement. 'Are' changes to 'is' for singular subject-verb agreement. These changes collectively indicate that the original subject was singular and masculine.
In simple words: All these changes ('have' to 'has', 'their' to 'his', 'are' to 'is') are needed to match a single, male subject in the sentence.

🎯 Exam Tip: When correcting multiple errors in a sentence, ensure all parts (verbs, pronouns) consistently agree with the subject's number and gender.

Exercise 5

Question 1. has been not = has not been
Answer: In negative sentences with auxiliary verbs, 'not' typically follows the first auxiliary verb. So, 'has not been' is the correct structure.
In simple words: When making a sentence negative with 'has been', put 'not' right after 'has'.

🎯 Exam Tip: For verbs with multiple auxiliary verbs (e.g., present perfect continuous), the negation 'not' is placed immediately after the first auxiliary verb.

Question 2. only wrote = wrote only
Answer: The adverb 'only' should generally be placed immediately before the word or phrase it modifies for clarity. Placing it after 'wrote' clarifies that *only* the act of writing was done, not that writing *only* happened.
In simple words: Put 'only' right before the word it refers to to make your meaning clear. Here, it refers to the act of writing.

🎯 Exam Tip: Position the adverb 'only' precisely to avoid ambiguity; its placement can significantly alter the meaning of a sentence.

Question 3. not to copy = to copy
Answer: This correction implies that the 'not' was either misplaced or unnecessary in the original sentence, or that the sentence structure required a positive infinitive 'to copy' rather than a negative one.
In simple words: The 'not' was either extra or in the wrong place. The sentence needed the simple infinitive form 'to copy'.

🎯 Exam Tip: Ensure negation is correctly applied. For infinitives, 'not' typically precedes 'to' (e.g., 'not to go'), but context determines if negation is needed at all.

Question 4. too = very
Answer: 'Too' means 'more than enough' or 'excessively' and often implies a negative consequence (e.g., too hot to drink). 'Very' means 'to a great degree' and simply intensifies (e.g., very hot). The correction suggests that simple intensification was needed without implying excess.
In simple words: 'Too' means 'too much' (negative). 'Very' means 'a lot' (neutral/positive). The sentence needed 'very' for simple emphasis.

🎯 Exam Tip: Use 'very' to intensify an adjective or adverb without implying a negative consequence. Reserve 'too' for situations where the intensity is excessive or problematic.

Question 5. than = but
Answer: 'Than' is used for comparisons. 'But' is a conjunction used to introduce a contrasting or opposite idea. The correction implies that a contrast was intended rather than a comparison.
In simple words: 'Than' compares. 'But' shows a contrast. The sentence needed to show a difference, so 'but' is correct.

🎯 Exam Tip: Select conjunctions ('and', 'but', 'or') based on the logical relationship between the clauses or phrases they connect (e.g., 'but' for contrast).

Question 6. enough low = low enough
Answer: The adjective 'enough' (meaning sufficient) always follows the adjective or adverb it modifies.
In simple words: The word 'enough' always comes after the adjective it describes, so it's 'low enough', not 'enough low'.

🎯 Exam Tip: Remember the fixed order: adjective/adverb + 'enough' (e.g., 'tall enough', 'quickly enough'). 'Enough' precedes nouns (e.g., 'enough money').

Question 7. too = very
Answer: 'Too' means 'excessively' and often implies a negative consequence. 'Very' simply intensifies. The correction implies simple intensification was needed without implying excess.
In simple words: 'Too' means 'too much' (negative). 'Very' means 'a lot' (neutral/positive). The sentence needed 'very' for simple emphasis.

🎯 Exam Tip: Use 'very' to intensify an adjective or adverb without implying a negative consequence. Reserve 'too' for situations where the intensity is excessive or problematic.

Question 8. too = extremely
Answer: 'Too' implies an excessive degree leading to a negative outcome. 'Extremely' simply means 'to a very great degree' without necessarily implying a negative consequence. The correction suggests a strong intensification without the negative implication.
In simple words: 'Too' suggests a problem because of excess. 'Extremely' just means very, very much. The sentence needed strong emphasis without a negative result.

🎯 Exam Tip: Choose adverbs of degree (e.g., 'very', 'extremely', 'too') carefully to convey the precise level of intensity and any implied consequence.

Question 9. chiefly wrote = wrote chiefly
Answer: Adverbs of manner (like 'chiefly') usually follow the verb they modify, especially if the verb has no object. Placing it after 'wrote' is grammatically smoother.
In simple words: Adverbs often come after the verb they describe. So, 'wrote chiefly' is generally better than 'chiefly wrote'.

🎯 Exam Tip: Pay attention to adverb placement; adverbs of manner typically follow the verb or verb + object (e.g., 'he spoke softly', 'he ate the apple quickly').

Question 10. than = but
Answer: 'Than' is used for comparisons. 'But' is a conjunction used to introduce a contrasting or opposite idea. The correction implies that a contrast was intended rather than a comparison.
In simple words: 'Than' compares. 'But' shows a contrast. The sentence needed to show a difference, so 'but' is correct.

🎯 Exam Tip: Select conjunctions ('and', 'but', 'or') based on the logical relationship between the clauses or phrases they connect (e.g., 'but' for contrast).

Question 11. have taught = have not taught
Answer: This correction introduces a negation into the sentence, implying that the original context intended a negative meaning regarding the teaching action.
In simple words: The original sentence was positive, but the correction makes it negative, meaning they did not teach.

🎯 Exam Tip: Ensure that the presence or absence of negation ('not') accurately reflects the intended meaning of the sentence.

Question 12. comes late often = often comes late
Answer: Adverbs of frequency (like 'often', 'always', 'never') typically precede the main verb, but follow auxiliary verbs. In this case, 'often' should come before 'comes'.
In simple words: 'Often' is a word that tells how frequently something happens; it usually goes before the main verb.

🎯 Exam Tip: Correctly place adverbs of frequency: before the main verb (e.g., 'often comes'), after auxiliary verbs (e.g., 'has often come'), or after 'to be' verbs (e.g., 'is often late').

Question 13. golden always = always golden
Answer: Adverbs of frequency (like 'always') typically precede the adjective they modify.
In simple words: The word 'always' should come before the adjective 'golden' to correctly modify it.

🎯 Exam Tip: Adverbs of frequency typically precede adjectives they modify. For example, 'always happy', 'never sad'.

Question 14. easily walks = walks easily
Answer: Adverbs of manner (like 'easily') usually follow the verb they modify.
In simple words: 'Easily' describes how someone walks, so it should come after the verb 'walks'.

🎯 Exam Tip: Place adverbs of manner (how something is done) after the verb they modify (e.g., 'sings beautifully', 'writes neatly').

Question 15. too = extremely
Answer: 'Too' implies an excessive degree leading to a negative outcome. 'Extremely' simply means 'to a very great degree' without necessarily implying a negative consequence. The correction suggests a strong intensification without the negative implication.
In simple words: 'Too' suggests a problem because of excess. 'Extremely' just means very, very much. The sentence needed strong emphasis without a negative result.

🎯 Exam Tip: Choose adverbs of degree (e.g., 'very', 'extremely', 'too') carefully to convey the precise level of intensity and any implied consequence.

Question 16. fainted = almost fainted
Answer: The addition of 'almost' modifies the verb 'fainted', indicating that the action nearly occurred but did not fully happen.
In simple words: 'Almost fainted' means they nearly lost consciousness but didn't completely. 'Fainted' means they fully lost consciousness.

🎯 Exam Tip: Precision in adverbs is important; 'almost' changes the meaning of the verb significantly, indicating proximity to an action.

Question 17. earnestly to end में लिखे
Answer: This appears to be an incomplete English phrase followed by a Hindi phrase, suggesting a correction or completion is needed. The Hindi part "में लिखे" translates to "written in" or "write in". The English phrase needs to be structured.
In simple words: This phrase is a mix of English and Hindi and needs to be fully written in English for proper meaning, likely something like "write earnestly to the end" or "written earnestly at the end".

🎯 Exam Tip: Ensure consistency in language within a sentence unless intentionally code-switching. Correctly translate and integrate phrases for clarity.

Question 18. no any = no
Answer: 'No' already implies the absence of something; adding 'any' after it is redundant and grammatically incorrect. 'No' can be used as a determiner (e.g., no apples).
In simple words: You shouldn't use 'no any' together because 'no' already means there isn't 'any'. Just use 'no'.

🎯 Exam Tip: Avoid double negatives or redundant negative phrasing. 'No' itself functions as a negative determiner.

Question 19. Firstly = first
Answer: When referring to the initial point in a sequence or listing, 'first' is generally preferred, especially in formal writing. 'Firstly' is also acceptable but less common for the initial item in a list. The correction suggests 'first' for a cleaner expression.
In simple words: When you list things, you usually say 'first', then 'second', 'third', etc., not 'firstly'.

🎯 Exam Tip: While 'firstly' is not incorrect, 'first' is preferred for introducing the initial point in a sequence or list (e.g., 'First, we need to gather data. Second, ...').

Exercise 6

Question 1. on a violin = the violin
Answer: When referring to playing a musical instrument, the definite article 'the' is typically used before the instrument's name.
In simple words: When talking about playing an instrument, like a violin, you should say 'play the violin', not 'play a violin'.

🎯 Exam Tip: Remember to use the definite article 'the' before musical instruments when talking about playing them (e.g., 'play the piano', 'play the guitar').

Question 2. Earth = The earth
Answer: When referring to our planet, 'Earth' can be capitalized as a proper noun without an article, or used with 'the' as 'the earth'. The correction implies the common usage of 'the earth' when referring to the ground or the planet in a general sense.
In simple words: When talking about our planet generally, use 'the earth'. If it's used as a proper noun name, 'Earth' can stand alone.

🎯 Exam Tip: Both 'Earth' (as a proper noun) and 'the earth' (as a common noun) are correct, but the latter is often used when speaking generally about the planet or the ground.

Question 3. a = an
Answer: 'A' is used before words starting with a consonant sound, while 'an' is used before words starting with a vowel sound. The correction indicates the noun starts with a vowel sound.
In simple words: Use 'an' before words that start with a vowel sound (a, e, i, o, u). Use 'a' before words that start with a consonant sound.

🎯 Exam Tip: The choice between 'a' and 'an' depends on the *sound* of the word immediately following the article, not necessarily the letter itself (e.g., 'an hour', 'a university').

Question 4. Darkest = The darkest
Answer: Superlative adjectives (e.g., 'darkest', 'tallest', 'best') are almost always preceded by the definite article 'the'.
In simple words: When you use a superlative like 'darkest' (meaning the most dark), you almost always need to put 'the' before it.

🎯 Exam Tip: Remember to use the definite article 'the' before superlative adjectives (e.g., 'the fastest car', 'the most intelligent student').

Question 5. a = an
Answer: 'A' is used before words starting with a consonant sound, while 'an' is used before words starting with a vowel sound. The correction indicates the noun starts with a vowel sound.
In simple words: Use 'an' before words that start with a vowel sound (a, e, i, o, u). Use 'a' before words that start with a consonant sound.

🎯 Exam Tip: The choice between 'a' and 'an' depends on the *sound* of the word immediately following the article, not necessarily the letter itself (e.g., 'an honor', 'a historical event').

Question 6. is = is a
Answer: The addition of 'a' implies that the noun following 'is' is a countable singular noun and requires an indefinite article.
In simple words: If you have a single, countable thing after 'is', you usually need 'a' before it, like 'is a teacher'.

🎯 Exam Tip: Remember that singular countable nouns typically require an article ('a', 'an', or 'the') before them unless they are proper nouns or part of a fixed phrase.

Question 7. The both = Both the
Answer: When 'both' is used with 'the', 'both' precedes 'the'. This structure is the correct way to refer to two specific items.
In simple words: The correct order is 'both the', not 'the both'. It refers to two specific things.

🎯 Exam Tip: The quantifier 'both' precedes the definite article 'the' when referring to two specific items (e.g., 'both the students', 'both the books').

Question 8. The gold = Gold
Answer: When referring to a substance or material in a general sense, no article is used. 'The gold' would imply a specific piece or amount of gold.
In simple words: When you talk about a material like gold generally, don't use 'the'. Use 'the' only if you mean a specific gold item.

🎯 Exam Tip: General references to uncountable nouns (e.g., 'gold', 'water', 'sugar') typically do not take an article. Use 'the' only when referring to a specific instance or quantity.

Question 9. Kalidas = The Kalidas
Answer: Proper nouns, like names of people, generally do not take an article unless they are being used in a specific comparative or attributive sense (e.g., 'He is *the* Shakespeare of our age'). The correction implies a direct reference to the person.
In simple words: Names of people, like Kalidas, usually don't need 'the' before them.

🎯 Exam Tip: Proper nouns (names of specific people, places, organizations) generally do not take articles, unless they are used in a specialized or comparative context.

Question 10. Ganges = The Ganges
Answer: Names of rivers, oceans, mountain ranges, and groups of islands typically require the definite article 'the'.
In simple words: For rivers like the Ganges, you always need to use 'the' before the name.

🎯 Exam Tip: Memorize the categories of proper nouns that typically require 'the': rivers, oceans, seas, mountain ranges, deserts, groups of islands, plural country names.

Question 11. The man = Man
Answer: When 'man' is used in a general sense to mean 'mankind' or 'humanity', no article is used. 'The man' refers to a specific male person.
In simple words: If you're talking about all humans generally, just say 'Man'. If you mean a specific male person, say 'The man'.

🎯 Exam Tip: Understand when 'man' (or 'woman') refers to humanity in a general, abstract sense (no article) versus a specific individual (requires an article).

Question 12. an = a
Answer: 'An' is used before words starting with a vowel sound, while 'a' is used before words starting with a consonant sound. The correction indicates the noun starts with a consonant sound.
In simple words: Use 'a' before words starting with a consonant sound, and 'an' before vowel sounds. The sentence needed 'a'.

🎯 Exam Tip: Always base your choice of 'a' or 'an' on the initial sound of the word immediately following the article, not just the first letter.

Question 13. White cat = a white cat
Answer: Singular countable nouns typically require an article (a, an, or the) before them. 'A white cat' specifies one non-specific white cat.
In simple words: When you mention a single, regular animal like a white cat, you need 'a' before it.

🎯 Exam Tip: Remember that singular countable nouns, when introduced for the first time or when referring to any one of a kind, require an indefinite article ('a' or 'an').

Question 14. The carriage = carriage
Answer: If 'carriage' is used in a general sense, referring to the mode of transport abstractly, an article might not be needed. 'The carriage' implies a specific carriage. The correction implies a general sense was intended.
In simple words: If you mean 'carriage' generally, you don't need 'the'. If you're talking about a specific carriage, then use 'the'.

🎯 Exam Tip: Pay attention to whether a noun is being used specifically (needs 'the') or generally/abstractly (may not need an article), especially with common nouns.

Question 15. a beautiful = beautiful
Answer: 'Beautiful' is an adjective. Articles ('a', 'an') precede nouns, or an adjective-noun phrase. If 'beautiful' is used alone as a predicate adjective (e.g., 'She is beautiful'), no article is needed. The correction suggests it was used as such.
In simple words: 'Beautiful' by itself describes something. 'A beautiful' needs a noun after it, like 'a beautiful flower'. The sentence needed just the adjective.

🎯 Exam Tip: Articles ('a', 'an', 'the') modify nouns, not standalone adjectives. If an adjective is used after a linking verb, no article is typically required (e.g., 'He is intelligent').

Exercise 7

Question 1. Moon = The moon
Answer: Celestial bodies that are unique, like the moon, sun, or earth, typically take the definite article 'the' when referred to as common nouns.
In simple words: Since there's only one moon, we always say 'the moon', not just 'moon'.

🎯 Exam Tip: Unique celestial bodies (sun, moon, earth) usually require 'the' unless used as proper nouns in a specific scientific context (e.g., 'Moon, a natural satellite').

Question 2. map = a map
Answer: 'Map' is a singular countable noun and usually requires an indefinite article ('a' or 'an') when introduced, unless it's a specific map already known or implied.
In simple words: 'Map' is a single, countable thing, so you need 'a' before it, like 'a map'.

🎯 Exam Tip: Remember that singular countable nouns typically require an article ('a', 'an', or 'the') unless they are proper nouns or part of a fixed phrase.

Question 3. Peacock = The peacock
Answer: When referring to a specific type of animal, especially to represent the species in general, the definite article 'the' is often used.
In simple words: When talking about an animal type, like the peacock, we generally use 'the' to represent the whole species.

🎯 Exam Tip: The definite article 'the' is often used with singular countable nouns to refer to an entire class or species (e.g., 'The tiger is a majestic animal').

Question 4. best = the best, is sold = are sold
Answer: This is a compound correction. 'Best' should be preceded by 'the' as it's a superlative adjective. 'Is sold' changes to 'are sold' to agree with a plural subject.
In simple words: The sentence needed 'the best' because 'best' is superlative, and 'are sold' to match a plural subject.

🎯 Exam Tip: Ensure proper use of articles with superlatives and subject-verb agreement for all parts of a sentence.

Question 5. easy = an easy
Answer: If 'easy' is part of an adjective-noun phrase where the noun is singular and countable, it requires an indefinite article 'an' before the adjective, because 'easy' starts with a vowel sound.
In simple words: If 'easy' is part of a phrase describing a single thing (e.g., 'an easy task'), it needs 'an' because 'easy' starts with a vowel sound.

🎯 Exam Tip: Remember that 'a' and 'an' are determined by the sound of the word immediately following them, including adjectives. 'An' precedes vowel sounds.

Question 6. in = of
Answer: Prepositions ('in', 'of') have specific usages. 'Of' often indicates belonging, composition, or relationship, while 'in' indicates location or inclusion. The correction suggests that a relationship of belonging or composition was intended.
In simple words: 'Of' is often used to show possession or relationship, while 'in' shows location. The sentence needed 'of' for the intended meaning.

🎯 Exam Tip: Pay close attention to the precise meaning conveyed by different prepositions; incorrect usage can change the entire sense of a sentence.

Question 7. such a = so
Answer: 'Such a' is used with a noun phrase to express a degree (e.g., 'such a beautiful day'). 'So' is used with an adjective or adverb to express a degree (e.g., 'so beautiful', 'so quickly'). The correction suggests that 'so' was needed to modify an adjective/adverb directly without a subsequent noun.
In simple words: Use 'such a' with a noun phrase (such a good movie). Use 'so' with just an adjective or adverb (so good, so quickly). The sentence needed 'so'.

🎯 Exam Tip: Remember the structure: 'so + adjective/adverb' and 'such a/an + adjective + singular countable noun' or 'such + plural/uncountable noun'.

Question 8. at early = at an early
Answer: The phrase 'at an early' implies a specific, yet non-definite, early point in time. 'Early' used alone would be an adverb, while here it seems to function as part of an adjective-noun phrase needing an article.
In simple words: When you say "at early" about time, it usually needs 'an' to be correct, making it "at an early stage" or "at an early hour."

🎯 Exam Tip: Phrases indicating time or stage often require articles (e.g., 'at an early age', 'at this late hour').

Question 9. The last = Last
Answer: When referring to 'last' in phrases like 'last night', 'last year', 'last week', no article is needed. 'The last' implies a specific, final item in a definite sequence. The correction implies the former.
In simple words: For common time phrases like 'last night' or 'last year', you don't use 'the'. Use 'the last' if you mean the absolute final one in a specific series.

🎯 Exam Tip: Differentiate between 'last' used in temporal adverbial phrases (no article, e.g., 'last week') and 'the last' used as an adjective for a specific final item (e.g., 'the last chapter').

Question 10. scholar = a scholar
Answer: 'Scholar' is a singular countable noun and requires an indefinite article ('a') when introduced, unless it is a specific scholar already known or implied.
In simple words: 'Scholar' is a single, countable person, so you need 'a' before it, like 'a scholar'.

🎯 Exam Tip: Singular countable nouns almost always require an article ('a', 'an', or 'the') before them unless they are proper nouns or used in general statements for the entire class.

Question 11. a valuable = valuable
Answer: 'Valuable' is an adjective. Articles ('a', 'an') precede nouns, or an adjective-noun phrase. If 'valuable' is used alone as a predicate adjective (e.g., 'The ring is valuable'), no article is needed. The correction suggests it was used as such.
In simple words: 'Valuable' by itself describes something. 'A valuable' needs a noun after it, like 'a valuable lesson'. The sentence needed just the adjective.

🎯 Exam Tip: Articles ('a', 'an', 'the') modify nouns, not standalone adjectives. If an adjective is used after a linking verb, no article is typically required (e.g., 'The advice was valuable').

Exercise 8

Question 1. does not come = comes
Answer: This correction implies a change from a negative statement to a positive one. 'Does not come' is negative, while 'comes' is affirmative.
In simple words: The original sentence was negative ('does not come'), and the correction makes it positive ('comes'), meaning the action happens.

🎯 Exam Tip: Understand the difference in meaning and structure between affirmative and negative sentences, ensuring the chosen form conveys the intended message.

Question 2. then = there
Answer: 'Then' refers to time. 'There' refers to place. The correction implies that a reference to location was needed instead of a reference to time.
In simple words: 'Then' is about time. 'There' is about place. The sentence needed 'there' to talk about a location.

🎯 Exam Tip: Carefully distinguish between adverbs of time ('then', 'now') and adverbs of place ('there', 'here') to ensure accuracy.

Question 3. then = at that time
Answer: While 'then' can refer to a specific time, 'at that time' is often used for clearer, more explicit temporal reference, especially in complex sentences or reported speech.
In simple words: 'Then' is short for 'at that time'. The longer phrase makes the exact time reference clearer in the sentence.

🎯 Exam Tip: Use 'at that time' for precision when the temporal reference might be ambiguous with just 'then', or in more formal contexts.

Question 4. then = when
Answer: 'Then' is an adverb of time or sequence. 'When' is a subordinating conjunction used to introduce a clause of time. The correction implies the need for a conjunction to connect clauses temporally.
In simple words: 'Then' usually means 'next' or 'at that time'. 'When' is used to start a time clause, showing one event happens at the same time as another. The sentence needed 'when' to link events.

🎯 Exam Tip: Differentiate between 'then' (adverb, indicating sequence or 'at that time') and 'when' (conjunction, introducing a time clause).

Question 5. but = yet
Answer: 'But' is a coordinating conjunction used for contrast. 'Yet' is also used for contrast, often implying something unexpected or in spite of something, and can function as a conjunction or adverb. The correction suggests that 'yet' provided a more appropriate nuanced contrast.
In simple words: 'But' shows a simple contrast. 'Yet' often shows a stronger or more surprising contrast, like 'even so' or 'nevertheless'. The sentence needed 'yet' for that emphasis.

🎯 Exam Tip: While 'but' and 'yet' are often interchangeable for contrast, 'yet' can add a sense of surprise, irony, or stronger opposition. Learn their subtle differences.

Question 6. or = nor
Answer: 'Or' is used to connect alternatives. 'Nor' is used to introduce an additional negative statement after a preceding negative statement, often with 'neither' (neither...nor). The correction implies a continuation of negation.
In simple words: 'Or' is for choices. 'Nor' is used after a negative statement or with 'neither' to add another negative idea. The sentence needed 'nor' to continue a negative thought.

🎯 Exam Tip: Use 'nor' to join two negative alternatives, especially after 'neither' or when the preceding clause is negative. Avoid 'neither...or'.

Question 7. do not request = request
Answer: This correction implies a change from a negative statement to a positive one. 'Do not request' is negative, while 'request' is affirmative.
In simple words: The sentence was negative ('do not request'), and the correction makes it positive ('request'), meaning the action happens.

🎯 Exam Tip: Ensure that the negation or affirmation of a verb accurately reflects the intended meaning of the sentence.

Question 8. then = when
Answer: 'Then' is an adverb of time or sequence. 'When' is a subordinating conjunction used to introduce a clause of time. The correction implies the need for a conjunction to connect clauses temporally.
In simple words: 'Then' usually means 'next' or 'at that time'. 'When' is used to start a time clause, showing one event happens at the same time as another. The sentence needed 'when' to link events.

🎯 Exam Tip: Differentiate between 'then' (adverb, indicating sequence or 'at that time') and 'when' (conjunction, introducing a time clause).

Question 9. only I was not fined but punished also = I was not only fined but also punished.
Answer: The correlative conjunction 'not only... but also...' requires parallel structure. 'Not only' should precede the first parallel element, and 'but also' the second. The original placement of 'only' and 'also' was incorrect.
In simple words: For "not only... but also...", the parts after "not only" and "but also" must be grammatically similar. So, "I was not only fined but also punished" is the correct way.

🎯 Exam Tip: When using correlative conjunctions (e.g., 'not only... but also...', 'either... or...', 'neither... nor...'), ensure that the grammatical structure immediately following each part is parallel.

Question 10. Lions are both found in Asia and in Africa = Lions are found in both Asia and Africa.
Answer: The correlative conjunction 'both... and...' requires parallel structure. 'Both' should precede the first parallel element (here, 'Asia'), and 'and' the second ('Africa'), forming a clear comparison of locations.
In simple words: To correctly say lions are in two places, use "found in both Asia and Africa." The word 'both' should come before 'Asia'.

🎯 Exam Tip: Position correlative conjunctions like 'both... and...' correctly to ensure parallel structure. 'Both' should precede the first of the two parallel items it connects.

Question 11. then = when
Answer: 'Then' is an adverb of time or sequence. 'When' is a subordinating conjunction used to introduce a clause of time. The correction implies the need for a conjunction to connect clauses temporally.
In simple words: 'Then' usually means 'next' or 'at that time'. 'When' is used to start a time clause, showing one event happens at the same time as another. The sentence needed 'when' to link events.

🎯 Exam Tip: Differentiate between 'then' (adverb, indicating sequence or 'at that time') and 'when' (conjunction, introducing a time clause).

Question 12. but = but also
Answer: This correction suggests that the correlative conjunction 'not only... but also...' was intended, implying that the 'also' was missing to complete the structure and emphasize an additional point.
In simple words: If you use "not only" earlier in the sentence, you need to complete the pair with "but also" to show there's an additional point.

🎯 Exam Tip: When using 'not only', remember to follow it with 'but also' to form a complete and grammatically correct correlative conjunction phrase.

Question 13. Both teachers as well as students = Teachers as well students both
Answer: The phrase 'both... as well as...' is generally redundant or grammatically awkward. If 'both' is used, it should be followed by 'and'. If 'as well as' is used, 'both' is not needed. The correction suggests alternative phrasing for combining the two groups.
In simple words: It's better to say "Both teachers and students" or "Teachers as well as students." The suggested correction ("Teachers as well students both") is an alternative way to express that two groups are included.

🎯 Exam Tip: Avoid mixing 'both... and...' with 'as well as' as they convey similar meanings. Choose one structure for clarity and conciseness.

Question 14. Your are either a fool or a wicked.
Answer: The correlative conjunction 'either... or...' requires parallel structure. 'A fool' is a noun phrase, while 'wicked' is an adjective. It should be either 'a wicked person' or simply 'wicked'. Also, 'Your' should be 'You are'.
In simple words: The sentence needs "You are" instead of "Your are". Also, 'either' and 'or' must join similar grammatical items. So, it should be "either a fool or wicked" if 'wicked' is used as a predicate adjective, or "either a fool or a wicked person" if 'wicked' describes a noun.

🎯 Exam Tip: Ensure that elements joined by correlative conjunctions (e.g., 'either... or...') are grammatically parallel in structure (e.g., noun with noun, adjective with adjective).

Question 15. My friend will give me either a book or some money.
Answer: The correlative conjunction 'either... or...' correctly joins parallel noun phrases ('a book' and 'some money'). This sentence is grammatically correct as stated.
In simple words: The sentence correctly uses "either... or..." to show two possible things the friend might give, keeping the parts balanced.

🎯 Exam Tip: This sentence correctly demonstrates parallel structure with 'either... or...', a key concept in sentence construction and clarity.

Exercise 9

Question 1. at = to
Answer: Prepositions 'at' and 'to' have distinct uses. 'At' specifies a location or point in time. 'To' indicates direction, destination, or purpose. The correction implies movement towards a destination or a specific recipient.
In simple words: 'At' is for a fixed spot. 'To' is for movement towards a place or person. The sentence needed 'to' for direction.

🎯 Exam Tip: Master the precise meanings of prepositions. 'To' often implies motion or direction, while 'at' implies a static position.

Question 2. in = for
Answer: 'In' indicates location or duration. 'For' indicates purpose, duration, or recipient. The correction implies a purpose or reason.
In simple words: 'In' shows where. 'For' shows purpose or who benefits. The sentence needed 'for' to explain the reason or beneficiary.

🎯 Exam Tip: Understand the various functions of prepositions; 'for' is often used to express purpose, reason, or duration.

Question 3. on = at
Answer: 'On' typically indicates a surface or specific date. 'At' indicates a specific point, time, or smaller location. The correction suggests a more precise point reference.
In simple words: 'On' is for surfaces or specific days. 'At' is for specific points or times. The sentence needed 'at' for a precise reference.

🎯 Exam Tip: Differentiate between 'on' (for surfaces, specific days/dates) and 'at' (for specific points in time/space, or events). For example, 'on the table' vs. 'at the door'.

Question 4. behind = after
Answer: 'Behind' refers to a static position at the back of something. 'After' refers to sequence in time or order. The correction implies a temporal sequence.
In simple words: 'Behind' means at the back. 'After' means later in time or sequence. The sentence needed 'after' for time order.

🎯 Exam Tip: Distinguish between 'behind' (spatial) and 'after' (temporal or sequential) when choosing prepositions.

Question 5. with = beside
Answer: 'With' indicates accompaniment or means. 'Beside' indicates next to or at the side of. The correction implies a spatial relationship of being next to.
In simple words: 'With' means together or using something. 'Beside' means next to. The sentence needed 'beside' to show physical proximity.

🎯 Exam Tip: 'Beside' means 'next to', while 'besides' means 'in addition to' or 'apart from'. Choose carefully based on context.

Question 6. from Monday = since Monday
Answer: 'From' indicates a starting point in space or time. 'Since' indicates a starting point in time for an action or state that continues up to the present. The correction implies a duration from a past point to the present.
In simple words: 'From' just means a starting point. 'Since' means starting from a past point and continuing until now. The sentence needed 'since' to show ongoing action.

🎯 Exam Tip: Use 'since' with a point in time (e.g., 'since Monday') for actions/states continuing to the present. Use 'for' with a duration (e.g., 'for three days').

Question 7. on upon
Answer: 'On' and 'upon' are largely interchangeable, though 'upon' can sometimes sound more formal or indicate motion onto a surface. The correction likely refers to choosing the more appropriate of the two based on context, perhaps leaning towards 'upon' for formality or emphasis.
In simple words: 'On' and 'upon' are similar, often meaning 'on top of'. 'Upon' can be a bit more formal or suggest movement. The correction implies selecting the better fit.

🎯 Exam Tip: While often interchangeable, 'upon' can add a slightly more formal or emphatic tone than 'on', or suggest motion towards and then resting on a surface.

Question 8. I go on Sunday to temple.
Answer: The word order in the original sentence is slightly awkward. The natural order for adverbial phrases (time, place) in English often places 'to temple' (place) before 'on Sunday' (time) or reorganizes for flow. A common correction would be "I go to temple on Sunday."
In simple words: The best way to say this is to put where you go ("to temple") before when you go ("on Sunday").

🎯 Exam Tip: Standard English word order for adverbs is often manner, place, then time. Prioritize place before time for clarity.

Question 9. with = to
Answer: 'With' indicates accompaniment or means. 'To' indicates direction, destination, or purpose. The correction implies movement towards a destination or a specific recipient.
In simple words: 'With' is for being together. 'To' is for moving towards a place. The sentence needed 'to' for direction.

🎯 Exam Tip: Many verbs have specific prepositions that follow them. Ensure you're using the correct preposition based on the verb's meaning and context.

Question 10. in = on
Answer: 'In' indicates enclosure or a larger area/time period. 'On' indicates a surface or a specific day/date. The correction implies a more precise location or time, typically a surface or specific date/day.
In simple words: 'In' means inside. 'On' means on a surface or for a specific day. The sentence needed 'on' for a surface or specific day.

🎯 Exam Tip: Remember common prepositional phrases for time and place: 'in' for months/years/larger areas, 'on' for days/dates/surfaces, 'at' for specific times/points.

Question 11. before = to
Answer: 'Before' indicates a prior time or position. 'To' indicates direction, destination, or purpose. The correction implies movement towards a destination or a specific recipient, often associated with specific verbs.
In simple words: 'Before' means earlier. 'To' means moving towards. The sentence needed 'to' for direction or a specific verb construction.

🎯 Exam Tip: Pay close attention to verbs that take specific prepositions, as 'to' is often required after verbs of motion or communication to indicate destination or recipient.

Question 12. with = in
Answer: 'With' indicates accompaniment or means. 'In' indicates location, enclosure, or a period of time. The correction implies location or inclusion.
In simple words: 'With' means together or using something. 'In' means inside or a period of time. The sentence needed 'in' for location or time period.

🎯 Exam Tip: Carefully choose prepositions based on whether you want to convey accompaniment, means, location, or time. 'With' and 'in' have distinct meanings.

Exercise 10

Question 1. of
Answer: The preposition 'of' is often used to indicate possession, belonging, a relationship, or quantity. Its usage depends on the specific context of the sentence where it was applied as a correction.
In simple words: 'Of' helps show possession (e.g., 'cup of tea'), relationship, or parts of a whole. Its use clarifies these connections.

🎯 Exam Tip: 'Of' is a highly versatile preposition. Master its various uses, especially in phrases showing possession, origin, or composition.

Question 2. at
Answer: The preposition 'at' is used for precise locations, specific times, or activities. Its specific correction use depends on the sentence's context.
In simple words: 'At' shows a precise spot or time. It's used for specific locations or moments.

🎯 Exam Tip: Remember 'at' for specific points in time (e.g., at 5 o'clock) or space (e.g., at the corner) and for certain activities (e.g., at work).

Question 3. between
Answer: 'Between' is used to refer to two distinct items or points.
In simple words: 'Between' is used when talking about two things or points only.

🎯 Exam Tip: Use 'between' when referring to two specific entities or points. Use 'among' for three or more items.

Question 4. till
Answer: 'Till' (or 'until') indicates a point in time up to which an action or state continues.
In simple words: 'Till' means up to a certain point in time.

🎯 Exam Tip: 'Till' and 'until' are interchangeable; both indicate a deadline or a continuous state up to a certain point.

Question 5. at
Answer: The preposition 'at' is used for precise locations, specific times, or activities. Its specific correction use depends on the sentence's context.
In simple words: 'At' shows a precise spot or time. It's used for specific locations or moments.

🎯 Exam Tip: Remember 'at' for specific points in time (e.g., at 5 o'clock) or space (e.g., at the corner) and for certain activities (e.g., at work).

Question 6. since
Answer: 'Since' indicates a starting point in time for an action or state that continues up to the present.
In simple words: 'Since' means from a past point and continuing now. It shows an action or state that is still going on.

🎯 Exam Tip: Use 'since' with a point in time (e.g., 'since 2000') and 'for' with a period of time (e.g., 'for 10 years') when describing duration up to the present.

Question 7. into
Answer: 'Into' indicates movement from outside to inside, or a change of state.
In simple words: 'Into' means moving inside something or changing to a new state.

🎯 Exam Tip: Use 'into' to show dynamic movement or transformation, contrasting with 'in' which shows a static position.

Question 8. of
Answer: The preposition 'of' is often used to indicate possession, belonging, a relationship, or quantity. Its usage depends on the specific context of the sentence where it was applied as a correction.
In simple words: 'Of' helps show possession (e.g., 'cup of tea'), relationship, or parts of a whole. Its use clarifies these connections.

🎯 Exam Tip: 'Of' is a crucial preposition for indicating relationships like possession, origin, or part-to-whole connections.

Question 9. to
Answer: 'To' indicates direction, destination, or purpose, often used with verbs of motion or transfer.
In simple words: 'To' shows movement towards a place or person, or indicates a purpose.

🎯 Exam Tip: Many verbs take 'to' as their accompanying preposition. Always check the correct preposition for specific verbs (e.g., 'listen to', 'go to').

Question 10. to, for
Answer: This correction implies that both 'to' and 'for' were correct choices or that the original sentence required 'to' in one instance and 'for' in another, based on context. 'To' usually shows destination or purpose, while 'for' shows purpose or recipient.
In simple words: Depending on the sentence, 'to' might be for destination or action, and 'for' might be for purpose or benefit. Both were needed.

🎯 Exam Tip: Understand the distinct uses of 'to' (direction, infinitive, recipient) and 'for' (purpose, duration, recipient, benefit) to select the correct one in different contexts.

Question 11. with
Answer: 'With' indicates accompaniment, possession (having), or means/instrument.
In simple words: 'With' means together, having, or using something.

🎯 Exam Tip: Use 'with' to express companionship ('go with'), an attribute ('a man with courage'), or using an instrument ('cut with a knife').

Question 12. with
Answer: 'With' indicates accompaniment, possession (having), or means/instrument.
In simple words: 'With' means together, having, or using something.

🎯 Exam Tip: Check common collocations; many verbs and nouns have fixed prepositions, and 'with' is very common for association or tools.

Question 13. of
Answer: The preposition 'of' is often used to indicate possession, belonging, a relationship, or quantity. Its usage depends on the specific context of the sentence where it was applied as a correction.
In simple words: 'Of' helps show possession (e.g., 'cup of tea'), relationship, or parts of a whole. Its use clarifies these connections.

🎯 Exam Tip: 'Of' is frequently used after adjectives (e.g., 'fond of'), nouns (e.g., 'sense of humor'), and to indicate a part of a whole ('one of them').

Question 14. from, till
Answer: This correction implies that both 'from' and 'till' were required in the sentence, likely to indicate a duration from a start point to an end point. 'From... till...' is a common structure for indicating a period of time.
In simple words: 'From' marks the start, and 'till' marks the end of a time period. Both were needed to define the duration.

🎯 Exam Tip: The construction 'from... to/till/until...' is standard for specifying a range or duration in time or space.

Exercise 11

Question 1. not to tell = not tell
Answer: Certain modal verbs or idiomatic expressions followed by 'not' may take the base form of the verb without 'to'. The correction implies such a context.
In simple words: In some phrases, after 'not', the 'to' is removed, leaving just the base verb, like 'had better not tell'.

🎯 Exam Tip: Be aware of verbs and phrases that take a bare infinitive (base form of the verb without 'to'), especially after modals (e.g., 'must go', 'can do') or causative verbs ('make him go').

Question 2. to weep = weep
Answer: Certain verbs, especially after verbs of perception (e.g., 'see', 'hear', 'watch') or causative verbs (e.g., 'make'), take the bare infinitive (base form of the verb without 'to').
In simple words: After certain verbs like 'make' or 'see', you use the simple verb 'weep', not 'to weep'.

🎯 Exam Tip: Remember that verbs of perception (see, hear, feel, watch) and causative verbs (make, let, have) often take a bare infinitive (verb without 'to') after their object.

Question 3. to invited = to be invited
Answer: 'To invited' is grammatically incorrect. When expressing a passive infinitive, the structure is 'to be + past participle'. The correction indicates the need for a passive voice infinitive.
In simple words: To show that someone will receive an invitation, use the passive form 'to be invited', not 'to invited'.

🎯 Exam Tip: Form passive infinitives correctly as 'to be' + past participle. This structure indicates that the subject receives the action.

Question 4. to pass = to have passed
Answer: 'To pass' is a simple infinitive, indicating an action contemporary with or subsequent to the main verb. 'To have passed' is a perfect infinitive, indicating an action completed prior to the time of the main verb. The correction suggests that the action of passing occurred earlier.
In simple words: 'To pass' means to pass now or later. 'To have passed' means the passing happened earlier. The sentence needed to show the action was in the past relative to the main verb.

🎯 Exam Tip: Use the perfect infinitive ('to have' + past participle) when the action of the infinitive happened before the action of the main verb.

Question 5. to break = to have broken
Answer: 'To break' is a simple infinitive, indicating an action contemporary with or subsequent to the main verb. 'To have broken' is a perfect infinitive, indicating an action completed prior to the time of the main verb. The correction suggests that the action of breaking occurred earlier.
In simple words: 'To break' means to break now or later. 'To have broken' means the breaking happened earlier. The sentence needed to show the action was in the past relative to the main verb.

🎯 Exam Tip: The perfect infinitive (to have done) is crucial for expressing an action that was completed at a time prior to the main verb's action.

Question 6. ought obey = ought to obey
Answer: The modal auxiliary 'ought' is always followed by the infinitive with 'to' (e.g., 'ought to do', 'ought to go').
In simple words: 'Ought' always needs 'to' after it before the main verb. It's 'ought to obey', not just 'ought obey'.

🎯 Exam Tip: Remember that 'ought to' is a semi-modal verb always followed by the bare infinitive with 'to', expressing duty or strong recommendation.

Question 7. to prosper and to progress = to prosper and progress
Answer: When two or more infinitives are joined by 'and', the 'to' is typically omitted before the second (and subsequent) infinitive(s) for parallelism and conciseness, unless strong emphasis is required.
In simple words: When you have two "to + verb" phrases joined by 'and', you only need 'to' for the first verb. So it's "to prosper and progress."

🎯 Exam Tip: In a series of infinitives joined by 'and' or 'or', it's common practice to omit 'to' after the first instance for better flow, maintaining parallelism.

Question 8. to sleep = sleep
Answer: Certain verbs, especially after verbs of perception (e.g., 'see', 'hear', 'watch') or causative verbs (e.g., 'make', 'let'), take the bare infinitive (base form of the verb without 'to').
In simple words: After certain verbs like 'make' or 'let', or some verbs of perception, you use the simple verb 'sleep', not 'to sleep'.

🎯 Exam Tip: Be mindful of verbs that take a bare infinitive (verb without 'to') after an object, especially 'let', 'make', 'see', 'hear'.

Question 9. to see = to have seen
Answer: 'To see' is a simple infinitive. 'To have seen' is a perfect infinitive, indicating an action completed prior to the time of the main verb. The correction suggests that the action of seeing occurred earlier.
In simple words: 'To see' means to see now or later. 'To have seen' means the seeing happened earlier. The sentence needed to show the action was in the past relative to the main verb.

🎯 Exam Tip: Use the perfect infinitive ('to have' + past participle) when the action of the infinitive happened before the action of the main verb.

Question 10. to have gone = to go
Answer: 'To have gone' is a perfect infinitive, indicating an action completed prior to the main verb. 'To go' is a simple infinitive, indicating an action contemporary with or subsequent to the main verb. The correction suggests that a simple infinitive was sufficient, meaning the action of going happens at or after the main verb's time.
In simple words: 'To have gone' means the going happened earlier. 'To go' means it happens now or later. The sentence needed the simple 'to go'.

🎯 Exam Tip: Choose between simple ('to go') and perfect ('to have gone') infinitives based on the temporal relationship between the infinitive's action and the main verb's action.

Question 11. to immediately go = to go immediately
Answer: When an infinitive ('to go') is modified by an adverb ('immediately'), the adverb typically comes after the 'to' and the verb, or after the verb if the infinitive is bare. Splitting 'to' and the verb with an adverb (split infinitive) is generally considered less formal or less desirable, though sometimes acceptable for emphasis. The correction implies avoiding the split infinitive.
In simple words: It's usually better to put the adverb ('immediately') after the whole infinitive ('to go'), not between 'to' and the verb. So, 'to go immediately' is preferred.

🎯 Exam Tip: While not strictly a grammar error in all contexts, avoiding split infinitives (adverb between 'to' and the verb) is often preferred for clarity and formal style (e.g., 'to run quickly' instead of 'to quickly run').

Question 12. need not to come = need not come
Answer: When 'need' functions as a modal verb (expressing necessity or obligation), it is followed by the bare infinitive (verb without 'to'), especially in negative and interrogative sentences.
In simple words: When 'need' acts like a helping verb (modal) in a negative sentence, you drop 'to' before the main verb. So, 'need not come'.

🎯 Exam Tip: As a modal verb, 'need' (in negatives/questions) is followed by a bare infinitive ('need not go', 'Need he come?'). As a main verb, it takes 'to' ('He needs to go').

Exercise 12

Question 1. to play = playing
Answer: Some verbs or prepositions are followed by a gerund (-ing form) rather than an infinitive ('to' + verb). The correction indicates that the context required a gerund.
In simple words: Some verbs need the '-ing' form (gerund) after them, not 'to' + verb. The sentence needed 'playing'.

🎯 Exam Tip: Recognize verbs and phrases that are typically followed by gerunds (e.g., 'enjoy playing', 'mind doing', 'look forward to seeing').

Question 2. to go = going
Answer: Some verbs or prepositions are followed by a gerund (-ing form) rather than an infinitive ('to' + verb). The correction indicates that the context required a gerund.
In simple words: After certain verbs, you use the '-ing' form (gerund) like 'going', not 'to go'.

🎯 Exam Tip: Certain verbs (e.g., 'avoid', 'suggest', 'finish') must be followed by a gerund, not an infinitive. Commit these common verbs to memory.

Question 3. to talk = from talking
Answer: This correction implies a change in both preposition and verb form. Certain verbs are followed by specific prepositions and then a gerund (e.g., 'prevent from doing'). The correction suggests such a structure was needed.
In simple words: Instead of 'to talk', the sentence needed 'from talking', likely after a verb like 'prevent' or 'stop'.

🎯 Exam Tip: Many verbs take specific prepositions followed by a gerund (e.g., 'accused of', 'insist on', 'succeed in'). Learn these common patterns.

Question 4. to walk = of walking
Answer: This correction implies a change in both preposition and verb form. Certain nouns or adjectives are followed by specific prepositions and then a gerund (e.g., 'fond of doing', 'habit of doing'). The correction suggests such a structure was needed.
In simple words: Instead of 'to walk', the sentence needed 'of walking', possibly after a noun like 'habit' or 'art'.

🎯 Exam Tip: Be aware of common phrases and adjectives that require a specific preposition followed by a gerund (e.g., 'capable of', 'tired of').

Question 5. to win = in winning
Answer: This correction implies a change in both preposition and verb form. Certain verbs or phrases are followed by specific prepositions and then a gerund (e.g., 'succeed in doing'). The correction suggests such a structure was needed.
In simple words: Instead of 'to win', the sentence needed 'in winning', likely after a verb like 'succeed' or 'believe'.

🎯 Exam Tip: Many verbs or verb phrases require a preposition followed by a gerund (e.g., 'persist in doing', 'excel in doing').

Question 6. Reading of = The reading of
Answer: When a gerund (like 'reading') is used as a noun and followed by 'of' to specify its object, it often takes the definite article 'the' before it, especially in formal contexts.
In simple words: When a gerund like 'reading' is used as a noun and tells what's being read (e.g., 'reading of a book'), it usually needs 'the' before it.

🎯 Exam Tip: When a gerund functions as a noun and is followed by 'of + object', it frequently takes the definite article 'the' (e.g., 'the singing of birds').

Question 7. friend = friend's
Answer: The correction implies that a possessive form was needed, indicating something belonging to a friend. 'Friend's' correctly shows possession.
In simple words: To show something belongs to a friend, you need to add an apostrophe and 's' to 'friend', making it 'friend's'.

🎯 Exam Tip: Remember to use the apostrophe and 's' for singular possessive nouns and just the apostrophe for plural nouns ending in 's' (e.g., 'friends' car').

Question 8. to get= of getting
Answer: This correction implies a change in both preposition and verb form. Certain nouns or adjectives are followed by specific prepositions and then a gerund (e.g., 'capable of doing'). The correction suggests such a structure was needed.
In simple words: Instead of 'to get', the sentence needed 'of getting', likely after a phrase or adjective like 'capable of'.

🎯 Exam Tip: Be aware of fixed prepositional phrases that precede a gerund, as these often deviate from standard infinitive usage.

Question 9. Hunting = The hunting
Answer: When a gerund (like 'hunting') is used as a noun to refer to a specific activity or a general practice, it can often take the definite article 'the' for clarity or formal tone.
In simple words: When referring to the general activity of hunting, 'The hunting' can be used to make it a more definite noun.

🎯 Exam Tip: While gerunds can function as nouns without an article, using 'the' before them (e.g., 'the singing', 'the speaking') can make the reference more specific or formal.

Question 10. Time = the time
Answer: When referring to a specific period or instance of 'time', the definite article 'the' is typically used. 'Time' without an article is more general (e.g., 'Time flies').
In simple words: When you mean a specific moment or period of time, use 'the time', not just 'Time'.

🎯 Exam Tip: Distinguish between 'time' as an uncountable noun in general (no article) and 'the time' referring to a specific instance or duration (definite article).

Question 11. at = to
Answer: Prepositions 'at' and 'to' have distinct uses. 'At' specifies a location or point in time. 'To' indicates direction, destination, or purpose. The correction implies movement towards a destination or a specific recipient.
In simple words: 'At' is for a fixed spot. 'To' is for movement towards a place or person. The sentence needed 'to' for direction.

🎯 Exam Tip: Master the precise meanings of prepositions. 'To' often implies motion or direction, while 'at' implies a static position.

Question 12. to go for to see = to see
Answer: This phrase is redundant. 'To see' already expresses the purpose. 'For to see' is archaic and grammatically incorrect in modern English.
In simple words: The phrase "for to see" is incorrect and redundant. Just "to see" means the same thing and is correct.

🎯 Exam Tip: Avoid redundant prepositions or archaic constructions. The infinitive 'to + verb' concisely expresses purpose.

Question 13. playing of = playing, studying of = studying
Answer: When a gerund functions as the direct subject or object of a sentence, it often stands alone without 'of' unless it is followed by a possessive or an explicit object. The 'of' can be redundant here.
In simple words: Often, a gerund like 'playing' or 'studying' can be used directly as a noun without needing 'of'.

🎯 Exam Tip: Gerunds ('-ing' forms) can act directly as nouns (subjects or objects) without a preceding 'the' or an 'of' phrase, simplifying the sentence structure.

Exercise 13

Question 1. Being = He being
Answer: A participle phrase usually needs a clear subject, especially when it introduces a clause. 'He being' provides the subject for the participial phrase, avoiding a dangling participle.
In simple words: The phrase 'Being' needed a clear subject, 'He', to properly explain who was doing the action.

🎯 Exam Tip: Avoid dangling participles by ensuring that the subject of the main clause is also the logical subject of the participial phrase.

Question 2. retiring = 'retired
Answer: 'Retiring' is a present participle, while 'retired' is a past participle or adjective. The correction implies that a past action or state was intended, or that 'retired' functions as an adjective.
In simple words: 'Retiring' means currently ending a career. ''Retired' means having already ended a career. The sentence needed the past state.

🎯 Exam Tip: Distinguish between present participles (-ing) and past participles (-ed or irregular forms); present participles often indicate ongoing action, while past participles indicate completed action or a state.

Question 3. Being = It being
Answer: A participial phrase needs a clear subject, especially when it refers to an impersonal concept or situation. 'It being' provides the explicit subject for the participial phrase, avoiding ambiguity.
In simple words: The phrase 'Being' needed 'It' as its subject to clearly refer to a situation or condition.

🎯 Exam Tip: When a participial phrase refers to an impersonal situation or weather, 'it' is often used as an anticipatory subject (e.g., 'It being cold, we stayed indoors').

Question 4. Eating = Having eaten
Answer: 'Eating' is a present participle. 'Having eaten' is a perfect participle, indicating an action that was completed before the main action of the sentence. The correction suggests that the eating occurred prior to another event.
In simple words: 'Eating' means while eating. 'Having eaten' means after eating. The sentence needed to show the eating was finished before something else happened.

🎯 Exam Tip: Use the perfect participle ('Having' + past participle) to indicate that an action was completed before the action described in the main clause.

Question 5. Playing = While playing
Answer: The addition of 'while' clarifies the temporal relationship, indicating that the action of playing occurred simultaneously with another action described in the sentence.
In simple words: Adding 'While' makes it clear that the action of 'playing' happened at the same time as something else.

🎯 Exam Tip: Use 'while' to introduce a clause or phrase indicating simultaneous actions, especially with present participles.

Question 6. tiring = tired
Answer: 'Tiring' is a present participle (describing something that causes tiredness, e.g., 'a tiring job'). 'Tired' is a past participle used as an adjective (describing a state of being tired, e.g., 'I am tired'). The correction suggests a state of feeling tired was intended.
In simple words: 'Tiring' describes something that makes you tired. 'Tired' describes how someone feels. The sentence needed to show a person's feeling.

🎯 Exam Tip: Distinguish between '-ing' adjectives (describe the cause, e.g., 'boring book') and '-ed' adjectives (describe the feeling, e.g., 'bored reader').

Question 7. defeating = defeated
Answer: 'Defeating' is a present participle, implying the act of defeating. 'Defeated' is a past participle, implying the state of having been beaten or an action completed. The correction suggests that the subject was vanquished (passive sense) or the action was completed.
In simple words: 'Defeating' means actively beating someone. 'Defeated' means being beaten. The sentence needed to show the passive state of being beaten.

🎯 Exam Tip: Pay attention to the active vs. passive voice in participles. 'Defeating' is active, 'defeated' implies passive or a past state.

Question 8. Reading = While reading
Answer: The addition of 'while' clarifies the temporal relationship, indicating that the action of reading occurred simultaneously with another action described in the sentence.
In simple words: Adding 'While' makes it clear that the action of 'reading' happened at the same time as something else.

🎯 Exam Tip: Use 'while' or 'when' to introduce participial phrases when emphasizing simultaneous actions with the main verb.

Question 9. Being = It being
Answer: A participial phrase needs a clear subject, especially when it refers to an impersonal concept or situation. 'It being' provides the explicit subject for the participial phrase, avoiding ambiguity.
In simple words: The phrase 'Being' needed 'It' as its subject to clearly refer to a situation or condition.

🎯 Exam Tip: When a participial phrase refers to an impersonal situation or weather, 'it' is often used as an anticipatory subject (e.g., 'It being hot, we went swimming').

Question 10. The information of murder having got, he was arrested.
Answer: This sentence uses a nominative absolute construction correctly. 'The information of murder having got' acts as an independent phrase, modifying the main clause 'he was arrested'. While grammatically correct, it can sometimes be rephrased for smoother flow, but as it stands, it correctly attributes the action of 'having got' to 'the information'. However, "having got the information" is more common.
In simple words: The sentence is a bit formal, but it correctly means that after the police received the murder information, he was arrested.

🎯 Exam Tip: Understand nominative absolute constructions (e.g., 'The work finished, we went home') where a noun/pronoun + participle phrase modifies the entire sentence.

Question 11. Going = While going
Answer: The addition of 'while' clarifies the temporal relationship, indicating that the action of going occurred simultaneously with another action described in the sentence.
In simple words: Adding 'While' makes it clear that the action of 'going' happened at the same time as something else.

🎯 Exam Tip: 'While' is effective for indicating simultaneous events, often with present participial phrases, improving clarity over just the participle.

Question 12. killed = Having killed
Answer: 'Killed' can be a past participle used as an adjective or in passive voice. 'Having killed' is a perfect participle, indicating an action completed before the main action. The correction implies that the act of killing happened prior to another event in the sentence.
In simple words: 'Killed' could be a past action or a state. 'Having killed' means the killing was completed before something else happened in the sentence.

🎯 Exam Tip: Use the perfect participle ('Having' + past participle) to show that one action was completed before another action in the main clause, establishing clear time sequence.

Exercise 14

Question 1. Have you not done your home task yet?
Answer: This sentence is grammatically correct. It's a common way to ask if an action (doing homework) has been completed up to the present moment.
In simple words: This is a correct way to ask if someone has finished their homework.

🎯 Exam Tip: Pay attention to the use of 'yet' in questions or negative statements to imply expectation of an action that hasn't happened.

Question 2. Four and four make eight.
Answer: This sentence is grammatically correct. When numbers combine to form a sum, either a singular ('makes') or plural ('make') verb can be acceptable, though 'make' is often used for mathematical facts.
In simple words: This sentence correctly states a basic math fact.

🎯 Exam Tip: For mathematical statements, 'makes' (singular) or 'make' (plural) are both generally accepted, but 'make' is very common for sums.

Question 3. Mary has been working in this office for six years.
Answer: This sentence is grammatically correct. It uses the present perfect continuous tense to indicate an action that started in the past and continues into the present.
In simple words: This sentence correctly shows that Mary started working six years ago and is still working there now.

🎯 Exam Tip: The present perfect continuous tense (has/have been + -ing) is correctly used with 'for' or 'since' to express actions that began in the past and are still ongoing.

Question 4. If she works hard, she will win.
Answer: This sentence is grammatically correct. It's a Type 1 conditional sentence, expressing a real or very probable future condition and its result.
In simple words: This sentence correctly uses 'if' for a possible future action and its likely outcome.

🎯 Exam Tip: Master the structure of Type 1 conditional sentences: 'If + simple present', 'will + base verb' to express real possibilities.

Question 5. The sun rises in the east.
Answer: This sentence is grammatically correct. It expresses a universal truth or a habitual action, using the simple present tense.
In simple words: This sentence correctly states a universal fact about the sun's rising direction.

🎯 Exam Tip: Use the simple present tense for universal truths, scientific facts, and habitual actions.

Question 6. No nook or corner was left unsecured.
Answer: This sentence is grammatically correct. The phrase 'no nook or corner' functions as a singular subject, hence 'was left' is correct. It means every part was secured.
In simple words: This sentence correctly says that every tiny part was checked and made safe.

🎯 Exam Tip: Phrases like 'no nook or corner' or 'every inch' function as singular subjects, requiring a singular verb.

Question 7. He has bought costly furniture.
Answer: This sentence is grammatically correct. 'Furniture' is an uncountable noun and correctly used here without an 's'. 'Costly' is an appropriate adjective.
In simple words: This sentence correctly states that he purchased expensive items for his home.

🎯 Exam Tip: Remember that 'furniture' is an uncountable noun; use quantifiers like 'some furniture' or 'a piece of furniture', and avoid adding an 's'.

Question 8. This washing powder is superior than that.
Answer: This sentence contains a common error. 'Superior' (and other Latin comparatives like 'inferior', 'prior', 'junior', 'senior') should be followed by 'to', not 'than'. The correct sentence is: "This washing powder is superior to that."
In simple words: You should say "superior to" instead of "superior than" because 'superior' always goes with 'to'.

🎯 Exam Tip: Memorize adjectives like 'superior', 'inferior', 'prior', 'junior', 'senior', 'preferable' that are followed by 'to' in comparisons, not 'than'.

Question 9. A university degree is no guarantee for a job.
Answer: This sentence is grammatically correct. 'A' is correctly used before 'university' because 'university' starts with a consonant sound (/juː/), despite the vowel letter 'u'.
In simple words: This sentence is correct, saying a degree doesn't promise a job. 'A' is used with 'university' because of its starting sound.

🎯 Exam Tip: The choice between 'a' and 'an' depends on the initial *sound* of the word (vowel or consonant), not just the letter. 'University' starts with a 'y' sound, which is a consonant sound.

Question 10. One must do one's duty.
Answer: This sentence is grammatically correct. The indefinite pronoun 'one' is used consistently with its possessive 'one's'.
In simple words: This sentence correctly states that a person must fulfill their responsibilities, using 'one' and 'one's' consistently.

🎯 Exam Tip: Maintain consistency when using 'one' as an indefinite pronoun; its possessive form is 'one's' and reflexive is 'oneself'.

Question 11. I like the idea.
Answer: This sentence is grammatically correct. It's a simple, direct statement.
In simple words: This is a simple and correct way to express approval of an idea.

🎯 Exam Tip: Focus on clear subject-verb-object structure for straightforward statements.

Question 12. He wrote the best novel.
Answer: This sentence is grammatically correct. 'The best' is correctly used as a superlative adjective.
In simple words: This sentence correctly uses 'the best' to say he wrote the finest novel.

🎯 Exam Tip: Remember to use the definite article 'the' before superlative adjectives (e.g., 'the best', 'the tallest').

Question 13. I wrote a letter to my father a month ago.
Answer: This sentence is grammatically correct. It uses the simple past tense with a clear time marker ('a month ago').
In simple words: This sentence correctly states that a letter was written to the father one month in the past.

🎯 Exam Tip: The simple past tense is correctly used for actions completed at a definite time in the past, often indicated by time markers like 'ago', 'yesterday', 'last week'.

Question 14. He is eligible for the post.
Answer: This sentence is grammatically correct. The adjective 'eligible' is correctly followed by the preposition 'for' when referring to suitability for a position.
In simple words: This sentence correctly says that he qualifies for the job.

🎯 Exam Tip: Remember that 'eligible' is typically followed by 'for' (e.g., 'eligible for a scholarship', 'eligible for the position').

Question 15. Bread and butter is his chief food.
Answer: This sentence is grammatically correct. When 'bread and butter' refers to a single, combined dish or concept (like a staple food), it takes a singular verb.
In simple words: When 'bread and butter' is considered one meal, it correctly takes a singular verb ('is').

🎯 Exam Tip: Understand that compound subjects connected by 'and' sometimes take a singular verb if they represent a single unit, idea, or item (e.g., 'slow and steady wins the race', 'rice and curry is my favorite').

Question 16. You, he and I are good friends.
Answer: This sentence is grammatically correct. The pronouns are in the conventional order (second person, third person, first person) and the plural verb 'are' correctly agrees with the compound subject.
In simple words: This sentence correctly lists the people in the standard polite order and uses the right plural verb.

🎯 Exam Tip: For politeness and convention, when listing multiple subjects including yourself, use the order: second person ('you'), then third person ('he/she/it/they'), then first person ('I').

Question 17. The sun rises in the east.
Answer: This sentence is grammatically correct. It expresses a universal truth or a habitual action, using the simple present tense.
In simple words: This sentence correctly states a universal fact about the sun's rising direction.

🎯 Exam Tip: Use the simple present tense for universal truths, scientific facts, and habitual actions.

Question 18. This question is easier of the two.
Answer: This sentence contains a grammatical error. When comparing two items using a comparative adjective (e.g., 'easier'), 'than' is typically used, or 'the' is used before the comparative with 'of the two'. The correct sentence is "This question is easier *than* the other" or "This question is *the* easier of the two." The latter being more correct in this context.
In simple words: You should say "the easier of the two" because you are choosing the better of only two options, not just "easier of the two".

🎯 Exam Tip: When comparing exactly two items and using a comparative adjective with 'of the two', always precede the comparative with 'the' (e.g., 'the taller of the two', 'the heavier of the two').

Question 19. Milk is preferable to tea.
Answer: This sentence is grammatically correct. The adjective 'preferable' is correctly followed by the preposition 'to', not 'than', in comparisons.
In simple words: This sentence correctly states a preference using 'preferable to', which is the right way to compare.

🎯 Exam Tip: Remember that adjectives like 'preferable', 'superior', 'inferior', 'prior', 'junior', 'senior' always take 'to' when making comparisons.

Question 20. Of the two boys Ramesh was more brave.
Answer: This sentence contains an error. When comparing two people or things, you should use the comparative form of the adjective. For 'brave', the comparative is 'braver', not 'more brave'. The correct sentence is: "Of the two boys, Ramesh was braver."
In simple words: When comparing only two people, use 'braver' instead of 'more brave'.

🎯 Exam Tip: For most one-syllable or some two-syllable adjectives, form the comparative by adding '-er' (e.g., 'braver', 'kinder'). Use 'more' for longer adjectives (e.g., 'more intelligent').

Question 21. The school will remain closed for a week.
Answer: This sentence is grammatically correct. It uses 'for' to indicate the duration of the closure.
In simple words: This sentence correctly states that the school will be shut for seven days.

🎯 Exam Tip: Use 'for' to express the duration of an action or state (e.g., 'for an hour', 'for a week').

Question 22. You will fail unless you work hard.
Answer: This sentence is grammatically correct. 'Unless' correctly introduces a negative condition.
In simple words: This sentence correctly says that without hard work, one will fail.

🎯 Exam Tip: 'Unless' means 'if not'. It is a powerful conjunction to express a condition that, if not met, leads to a specific outcome.

Question 23. Tulsidas is one of the greatest poets in Hindi.
Answer: This sentence is grammatically correct. The structure 'one of the + superlative adjective + plural noun' is correctly used.
In simple words: This sentence correctly identifies Tulsidas as one among the very best poets in Hindi.

🎯 Exam Tip: The construction 'one of the + superlative + plural noun' always requires the noun to be plural (e.g., 'one of the tallest buildings', 'one of the best students').

Question 24. Do not make a noise.
Answer: This sentence is grammatically correct. It's a common idiomatic expression and a correct negative imperative.
In simple words: This is a correct command to be quiet.

🎯 Exam Tip: 'Make a noise' is an idiomatic phrase. Be mindful of correct article usage in such fixed expressions.

Question 25. I have slept soundly.
Answer: This sentence is grammatically correct. It uses the present perfect tense with an appropriate adverb of manner.
In simple words: This sentence correctly says that I had a very deep and undisturbed sleep.

🎯 Exam Tip: The present perfect tense is suitable for actions completed recently or with a result relevant to the present. 'Soundly' is a common adverb for sleeping deeply.