Sentence Correction & Grammar Usage MCQs

The error in the sentence "She has wrote a letter" is in option B: wrote. This question focuses on the correct use of verb forms, specifically the past participle with the auxiliary verb "has" in the present perfect tense. The present perfect tense is formed using "has" or "have" followed by the past participle of the main verb. The verb "to write" is an irregular verb, and its principal parts are: base form (write), simple past (wrote), and past participle (written). In the given sentence, "has" requires the past participle form. Therefore, "wrote" (which is the simple past tense) is incorrect. It should be "written." The correct sentence should be "She has written a letter." Using the correct past participle is essential for forming various perfect tenses and passive voice constructions accurately in English. Misusing verb forms like this is a common grammatical error.

The error in the sentence "Many informations were missing" is in option B: informations. This question assesses your knowledge of countable and uncountable nouns in English. The noun "information" is an uncountable noun, meaning it does not have a plural form and cannot be counted individually. Therefore, adding an "-s" to make it "informations" is grammatically incorrect. Uncountable nouns are treated as singular and typically take singular verbs, although in this sentence, "were" refers to the missing items, not the noun itself. When referring to the quantity of an uncountable noun, we use quantifiers like "much" or phrases such as "a lot of," "some," or "many pieces of." For example, instead of "many informations," the correct phrasing would be "much information" or "many pieces of information." The correct sentence should be "Much information was missing" or "Many pieces of information were missing."

The error in the sentence "He is married with a doctor" lies in the preposition used. The correct preposition to use with the verb "married" when referring to the person one is married to is "to," not "with."

Therefore, the grammatically correct sentence should be: He is married to a doctor.

• "Married to" indicates the person one is united with in marriage.
• Using "married with" is incorrect in this context and can sometimes imply having children with someone, or being married and having something else alongside it, but not the direct marital partner.

Understanding correct preposition usage is crucial for clear and accurate communication in English. This specific error is common, highlighting the importance of learning fixed expressions and their associated prepositions.

The error in the sentence "She did not went there" is found in the verb form "went." When an auxiliary verb like "did" (or "do," "does") is used in a negative sentence or a question, the main verb that follows it must always be in its base form (infinitive without "to").

In this case:

• "Did not" is the past simple auxiliary verb.
• "Went" is the past simple form of the verb "to go."

Since "did not" already carries the past tense, the main verb "go" should revert to its base form. Therefore, the correct sentence should be: She did not go there.

This rule applies universally in English grammar: after "do," "does," or "did," the subsequent main verb is always in its bare infinitive form.

The correct word to complete the sentence "If I __________ rich, I would help the poor" is "were." This sentence is an example of the second conditional, which is used to talk about hypothetical or unreal situations in the present or future and their probable results.

The structure of the second conditional is:

• If + simple past (for the condition)
• would + base form of the verb (for the result)

In the "if" clause of a second conditional, especially when expressing a wish or a hypothetical situation that is contrary to fact, the subjunctive mood is often used. For the verb "to be," this means using "were" for all subjects (I, he, she, it, we, you, they), not just plural ones. So, even with "I," we use "were" to indicate that the situation is not real.

Therefore, the correct sentence is: If I were rich, I would help the poor.

The correct phrase to complete the sentence "Had he worked hard, he __________ passed the exam" is "would have." This sentence is an example of the third conditional, which is used to talk about hypothetical situations in the past that did not happen and their hypothetical results.

The standard structure for the third conditional is:

• If + past perfect (for the condition)
• would have + past participle (for the result)

In this specific sentence, the "if" is omitted, and an inversion is used: "Had he worked hard" is equivalent to "If he had worked hard." Following this structure, the result clause requires "would have" followed by the past participle of the main verb ("passed").

Therefore, the complete and grammatically correct sentence is: Had he worked hard, he would have passed the exam.

The correct answer is B: broke. This question assesses your knowledge of simple past tense verbs, specifically irregular verbs. The key indicator for the past tense in this sentence is the adverb of time, "yesterday," which clearly places the action in the past.

• "Broke" is the simple past tense form of the irregular verb "to break." It correctly describes an action that was completed at a specific time in the past.
• Option A, "break," is the base form or present tense of the verb, which is incorrect for an action that occurred "yesterday."
• Option C, "broken," is the past participle form. It requires an auxiliary verb (e.g., "has broken" for present perfect, "was broken" for passive voice) to form a complete verb phrase, and it cannot stand alone as the main verb in this active voice sentence.
• Option D, "breaking," is the present participle form, used in continuous tenses (e.g., "was breaking") or as a gerund, neither of which fits the context of a completed action yesterday.

Thus, "Who broke the window yesterday?" correctly uses the simple past tense to inquire about a past event.

The correct answer is C: have been studying. This sentence requires the Present Perfect Continuous tense. This tense is used to describe an action that started in the past, has continued up to the present moment, and may still be ongoing. The phrase "all week" emphasizes the duration of the studying activity, which began earlier in the week and has continued until now.

• A: study is Present Simple, used for habitual actions.
• B: studied is Past Simple, indicating a completed action in the past.
• D: had study is grammatically incorrect; the Past Perfect would be "had studied," but it would imply completion before another past event, which isn't the context here.

The continuous nature and connection to the present make "have been studying" the most appropriate choice, highlighting the ongoing effort leading up to the present.

The correct answer is C: was drinking. This sentence uses the Past Continuous tense, which is employed to describe an ongoing action in the past that was interrupted by another, shorter past action. The action of "drinking tea" was in progress when the guest arrived, which is the interrupting event. The Past Continuous is formed with "was/were" + verb-ing.

• A: drinks is Present Simple, used for habitual actions.
• B: drank is Past Simple, indicating a completed action, not an ongoing one that was interrupted.
• D: has drunk is Present Perfect, used for actions completed recently or with a result relevant to the present.

The structure "She was drinking tea when the guest arrived" perfectly illustrates an ongoing past action interrupted by a sudden past event.

The correct answer is A: have/bought. This sentence requires the Present Perfect tense. The Present Perfect is used to describe an action that happened at an unspecified time in the past, or an action that started in the past and continues to the present, or an action completed in the past with a result that is relevant to the present. The word "already" is a strong indicator for the Present Perfect, signifying that the action of buying tickets has been completed before now.

• B: had/buy is grammatically incorrect; it should be "had bought" for Past Perfect.
• C: has/buy is grammatically incorrect; it should be "has bought" for Present Perfect (if the subject were singular).
• D: did/bought uses Past Simple, which would imply a specific past time, and "already" doesn't fit as naturally.

Therefore, "We have already bought the tickets" correctly conveys a completed action with present relevance.

The correct answer is C: had died. This sentence requires the Past Perfect tense because it describes an action that was completed before another action in the past. The phrase "before the doctor arrived" clearly indicates a sequence of two past events, where the patient's death occurred prior to the doctor's arrival. The Past Perfect tense is formed with "had" + past participle (died).

• A: dies is Present Simple, used for habitual actions or facts.
• B: died is Past Simple, used for a completed action at a specific time in the past, but it doesn't convey an action completed *before* another past event.
• D: has died is Present Perfect, used for actions completed recently or with a result relevant to the present.

Thus, "had died" correctly establishes that the patient's death was a completed event preceding the doctor's arrival.

This question tests your understanding of subject-verb agreement, particularly with phrases that include a collective noun or a noun followed by 'of' and a plural noun. The key to correctly answering this question lies in identifying the true subject of the sentence. In the phrase 'A bouquet of flowers,' the head noun, and thus the grammatical subject, is 'bouquet,' which is a singular noun. The phrase 'of flowers' acts as a prepositional phrase modifying 'bouquet' and does not determine the number of the verb. Since 'bouquet' is singular, the verb must also be singular. Therefore, 'is' is the correct choice for the verb. Options 'are' and 'were' are plural verbs, and 'have' is also plural, making them incorrect. The sentence correctly reads, 'A bouquet of flowers is on the table,' demonstrating proper subject-verb agreement with the singular subject 'bouquet.'

The correct answer is C: had finished. This sentence requires the Past Perfect tense because it describes an action that was completed before another action or a specific point in the past. The phrase "before sunset yesterday" clearly indicates a past time marker, and the action of "finishing his work" happened prior to that specific past moment. The Past Perfect tense is formed with "had" + past participle (finished).

• A: finishes is Present Simple, used for habitual actions or facts.
• B: finished is Past Simple, used for completed actions at a specific time in the past, but it doesn't convey an action completed *before* another past event.
• D: has finished is Present Perfect, used for actions completed recently or with a result relevant to the present.

Therefore, "had finished" correctly places the completion of work before the specified past time.

The correct answer is C: are. This question tests subject-verb agreement with collective nouns. A collective noun, such as "jury," can take either a singular or a plural verb depending on whether the group is acting as a single, unified entity or as individual members. When the members of the collective noun are acting separately or expressing differing opinions, as indicated by "divided in their opinions," the collective noun is treated as plural, and thus requires a plural verb.

In this sentence, the jury members are clearly not acting as one unit; instead, their opinions are split, highlighting the individual actions or thoughts of each member. Therefore, the verb must agree with the individual members, making "are" the appropriate choice. If the jury were acting as a single body, for example, "The jury has reached a verdict," then a singular verb would be correct. However, the phrase "divided in their opinions" explicitly signals individual actions, necessitating the plural verb "are."

The correct answer is B: has. This sentence demonstrates a crucial rule of subject-verb agreement involving indefinite pronouns. The word "every" is an indefinite pronoun that always takes a singular verb, even when it appears to refer to multiple individuals. Phrases like "every student," "every person," or "every car" are treated as singular subjects because "every" emphasizes each individual item or person within a group, one at a time, rather than the group as a whole.

Therefore, despite the implication of multiple students, the subject "Every student" functions grammatically as a singular entity. Consequently, it requires a singular verb. "Has" is the singular form of the verb "to have" in the present perfect tense, making it the correct choice to agree with the singular subject "Every student." Options like "have," "had," and "were" are either plural forms or incorrect tenses for this singular subject in the present perfect context. This rule is fundamental for maintaining grammatical correctness in English.

The correct answer is C: is. This question involves subject-verb agreement with correlative conjunctions, specifically "neither...nor." When "neither...nor" connects two subjects, the verb must agree with the subject that is closer to it. This is known as the rule of proximity.

In the sentence "Neither the players nor the coach __________ available," the two subjects are "the players" (plural) and "the coach" (singular). The subject closer to the blank (and thus the verb) is "the coach," which is a singular noun. Therefore, the verb must be singular to agree with "the coach." "Is" is the singular form of the verb "to be" in the present tense, making it the correct choice. If the closer subject had been plural, for example, "Neither the coach nor the players are available," then a plural verb would be required. This rule ensures proper grammatical agreement when dealing with compound subjects joined by "neither...nor" or "either...or."

The correct answer is C: is. This question tests subject-verb agreement with nouns that appear plural in form but are singular in meaning. "Economics" is an example of such a noun. Many academic disciplines, fields of study, or diseases ending in "-ics" are treated as singular subjects, even though they end with an 's'. Other examples include "mathematics," "physics," "politics," "statistics" (when referring to the field), "news," and "mumps."

When "economics" refers to the academic subject or the overall study of production, distribution, and consumption of goods and services, it functions as a singular noun. Therefore, it requires a singular verb. "Is" is the singular form of the verb "to be" in the present tense, correctly agreeing with the singular subject "Economics." Options like "are," "were," and "have" are plural forms and would be grammatically incorrect in this context. This rule is essential for accurate subject-verb agreement with these specific types of nouns.

The correct answer is C) are. This question tests subject-verb agreement, specifically with relative pronouns.

• The key to understanding this sentence lies in identifying the antecedent of the relative pronoun "who." The phrase "one of the best students" indicates that "who" refers to "students," not "one."
• If the sentence were "She is the only one of the best students who...", then "who" would refer to "one," and the singular verb "is" would be correct. However, in the given sentence, "She is one of the best students who...", "who" refers to the plural noun "students."
• Since "students" is plural, the verb that follows "who" must also be plural. Therefore, "are" is the correct choice to agree with the plural subject "students."
• A) is: Incorrect, as "is" is a singular verb and does not agree with the plural antecedent "students."
• B) was: Incorrect, as "was" is a singular past tense verb and does not agree with the plural antecedent "students."
• D) has: Incorrect, as "has" is a singular verb and does not agree with the plural antecedent "students."

Thus, the sentence correctly reads: "She is one of the best students who are always punctual."

The correct answer is C: is. This question tests your understanding of subject-verb agreement, specifically with correlative conjunctions like "either...or". When "either...or" connects two subjects, the verb must agree with the subject that is closer to it. In this sentence, the two subjects are "the boys" (plural) and "Ali" (singular). "Ali" is closer to the blank space where the verb should be placed. Since "Ali" is a singular subject, the verb must also be singular.

• "Are" and "were" are plural verbs and would be incorrect because "Ali" is singular.
• "Have" is also a plural verb and does not fit the context of being responsible for a mistake in the present tense.

Therefore, "is" is the appropriate singular verb to agree with "Ali". This rule ensures grammatical consistency when dealing with compound subjects joined by "either...or" or "neither...nor", where proximity dictates the verb's form.

The correct answer is C: is. This question addresses a common point of confusion in English grammar: subject-verb agreement with nouns that appear plural but are grammatically singular. The word "news" is an uncountable noun, and despite ending in an 's', it is always treated as singular. Therefore, it requires a singular verb.

• "Are" and "were" are plural verbs, which would be incorrect because "news" is singular.
• "Have" is also a plural verb and does not fit the context of describing the state of the news.

Think of "news" as a collective concept, similar to "information" or "advice," which are also uncountable and take singular verbs. For example, you would say "The information is helpful," not "The information are helpful." Similarly, "The news is surprising" correctly uses a singular verb to match the singular nature of the noun "news."

The correct answer is C: is. This question tests your knowledge of subject-verb agreement with indefinite pronouns. Indefinite pronouns like "nobody," "no one," "everyone," "someone," "anybody," "each," and "every" are always treated as singular, even though they might seem to refer to multiple people or things. Consequently, they always require a singular verb.

• "Are" and "were" are plural verbs and are incorrect because "nobody" is singular.
• "Have" is also a plural verb and does not fit the context of describing a state of being absent.

The rule is straightforward: if the subject is an indefinite pronoun ending in "-body," "-one," or "-thing," it takes a singular verb. Therefore, "Nobody is absent today" is the grammatically correct construction. This ensures that the verb properly agrees with the singular nature of the indefinite pronoun, maintaining grammatical accuracy in the sentence.

The correct answer is C: is. This question focuses on subject-verb agreement for names of academic subjects that end in 's'. While words like "physics," "mathematics," "economics," "statistics," and "linguistics" appear plural due to their '-s' ending, they are actually singular nouns representing a single field of study or discipline. Therefore, they always require a singular verb.

• "Are" and "were" are plural verbs, which would be incorrect because "Physics" refers to a single subject.
• "Have" is also a plural verb and does not fit the context of describing the nature of the subject.

It's important not to be misled by the plural appearance of these words. Just as you would say "History is interesting," you must say "Physics is an interesting subject." This rule applies consistently to all such academic disciplines, ensuring proper grammatical agreement between the subject and its verb.

The correct answer is A: study. This sentence uses the first conditional structure, which describes a real or possible situation in the present or future. The phrase "unless you" functions similarly to "if you do not." The standard structure for the first conditional is: Unless + present simple, future simple.

• The first clause, "Unless you __________ hard," requires a verb in the present simple tense. For the pronoun "you," the present simple form of the verb "to study" is "study."
• The second clause, "you will fail," is in the future simple tense, which correctly completes the conditional structure.

Let's look at why the other options are incorrect:

• B: studied is the past simple tense, which is not appropriate for the first conditional.
• C: studies is the present simple form for third-person singular subjects (he, she, it), not for "you."
• D: studying is a present participle and cannot stand alone as the main verb in this context without an auxiliary verb (e.g., "are studying").

  Therefore, "Unless you study hard, you will fail" correctly expresses the conditional relationship.

The correct answer is C: would have helped. This sentence is an example of the third conditional, which is used to talk about hypothetical situations in the past that did not happen, and their imagined results. It expresses regret or a missed opportunity.

The standard structure for the third conditional is: If + past perfect, would have + past participle.

• The first clause, "If she had called me," is correctly in the past perfect tense (had + past participle).
• The second clause, "I __________ her," requires the structure "would have + past participle." The past participle of "help" is "helped."

Thus, "I would have helped her" perfectly fits this grammatical rule, indicating that because she did not call, I did not help her.

Let's examine the other options:

• A: help is the base form of the verb and is used in the first conditional or simple present.
• B: would help is used in the second conditional (If + past simple, would + base verb), which refers to hypothetical situations in the present or future.
• D: helped is the past simple tense, which is not part of the third conditional's main clause structure.

  Understanding the specific tenses and structures for each conditional type is crucial for accurate usage.

The correct answer is C: were. This sentence expresses a wish about a present situation that is contrary to fact or highly unlikely. In English, when we express such wishes, we use the subjunctive mood, particularly with the verb "to be."

For wishes about the present or future that are contrary to reality, the subjunctive form of "to be" is always "were" for all subjects (I, you, he, she, it, we, they). This is a fixed grammatical rule.

• "I wish I were a doctor" implies that the speaker is currently not a doctor but desires to be one. The use of "were" emphasizes the hypothetical or unreal nature of the wish.

Let's consider why the other options are incorrect:

• A: am is the present simple indicative form, used for factual statements, not wishes contrary to fact.
• B: was is the past simple indicative form. While sometimes used informally in wishes, "were" is the grammatically correct and preferred subjunctive form for all persons in this context.
• D: be is the base form of the verb and is not used in this specific wish construction.

Therefore, "I wish I were a doctor" is the grammatically correct way to express this desire.