Find a grammar error and rewrite the sentence. Ten corrections with explanations and targeted review.
Rewrite the complete sentence using correct grammar. Keep the intended meaning and the original wording wherever possible; do not paraphrase freely. Check the explanation after each answer. Supported alternative forms are accepted.
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Practice my mistakesBack to my daily planCorrect the grammar. Keep the meaning and change only what is necessary.
Sentence to correct: It is essential that he is be present.
Your answer: Unanswered
Correct answer: It is essential that he be present.
The mandative base form is be; remove the extra finite is.
Correct the grammar. Keep the meaning and change only what is necessary.
Sentence to correct: They requested that she doesn't be disturbed.
Your answer: Unanswered
Correct answer: They requested that she not be disturbed.
In the mandative subjunctive, use not be without does.
Correct the grammar. Keep the meaning and change only what is necessary.
Sentence to correct: The colleague with that I collaborated has retired.
Your answer: Unanswered
Correct answer: The colleague with whom I collaborated has retired.
A fronted preposition takes whom for a person, not that.
Correct the grammar. Keep the meaning and change only what is necessary.
Sentence to correct: The number of complaints are increasing.
Your answer: Unanswered
Correct answer: The number of complaints is increasing.
The subject head the number is singular.
Correct the grammar. Keep the meaning and change only what is necessary.
Sentence to correct: Each of the reports contain a summary.
Your answer: Unanswered
Correct answer: Each of the reports contains a summary.
Each takes singular agreement even before of + plural noun.
Correct the grammar. Keep the meaning and change only what is necessary.
Sentence to correct: Having been warn, she proceeded carefully.
Your answer: Unanswered
Correct answer: Having been warned, she proceeded carefully.
The perfect passive participle construction requires warned after been.
Correct the grammar. Keep the meaning and change only what is necessary.
Sentence to correct: Only after the meeting they revealed the decision.
Your answer: Unanswered
Correct answer: Only after the meeting did they reveal the decision.
Fronted only after triggers did + subject + base verb.
Correct the grammar. Keep the meaning and change only what is necessary.
Sentence to correct: She appears to have misunderstand the request.
Your answer: Unanswered
Correct answer: She appears to have misunderstood the request.
After to have, use the past participle misunderstood.
Correct the grammar. Keep the meaning and change only what is necessary.
Sentence to correct: You might have warn me!
Your answer: Unanswered
Correct answer: You might have warned me!
Might have takes a past participle; here it criticises a past omission.
Correct the grammar. Keep the meaning and change only what is necessary.
Sentence to correct: She succeeded in resolve the dispute.
Your answer: Unanswered
Correct answer: She succeeded in resolving the dispute.
After the preposition in, use the -ing form resolving.
It is essential that he is be present.
Not quite. Keep learning.
Correct answer: It is essential that he be present.
The mandative base form is be; remove the extra finite is.
Not quite. Keep learning.
Correct answer: They requested that she not be disturbed.
In the mandative subjunctive, use not be without does.
Not quite. Keep learning.
Correct answer: The colleague with whom I collaborated has retired.
A fronted preposition takes whom for a person, not that.
Not quite. Keep learning.
Correct answer: The number of complaints is increasing.
The subject head the number is singular.
Not quite. Keep learning.
Correct answer: Each of the reports contains a summary.
Each takes singular agreement even before of + plural noun.
Not quite. Keep learning.
Correct answer: Having been warned, she proceeded carefully.
The perfect passive participle construction requires warned after been.
Not quite. Keep learning.
Correct answer: Only after the meeting did they reveal the decision.
Fronted only after triggers did + subject + base verb.
Not quite. Keep learning.
Correct answer: She appears to have misunderstood the request.
After to have, use the past participle misunderstood.
Not quite. Keep learning.
Correct answer: You might have warned me!
Might have takes a past participle; here it criticises a past omission.
Not quite. Keep learning.
Correct answer: She succeeded in resolving the dispute.
After the preposition in, use the -ing form resolving.
Keep learning
Continue this topic or practice every English skill at the same level.
15 min · Advanced grammar
10 min · Education
10 min · Monologue
10 min · Opinion essay
15 min · Mixed practice
10 min · Writing
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