Here are the answers to your questions:
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In which of the following sentences do the subjects and verb agree?
- d. The cat sits quietly, waiting for the dust to settle.
This sentence has a singular subject "The cat" and a corresponding verb "sits."
- d. The cat sits quietly, waiting for the dust to settle.
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Choose the revision of the sentence that corrects the problem in subject-verb agreement.
- b. The flowers on the porch complement the white columns of the architecture.
This revision changes "flower" to "flowers" to match the plural verb "complement."
- b. The flowers on the porch complement the white columns of the architecture.
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Which type of sentence is this example sentence?
- d. compound-complex
The sentence is compound because it contains two independent clauses ("that Uncle Richard would be out of town for the afternoon" and "that he had nobody to make his New Year’s dinner") and complex because it has a dependent clause.
- d. compound-complex
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Which of the following sentences is a compound sentence?
- b. By today’s standards, he should have been happy, but he wasn’t.
This sentence contains two independent clauses joined by the conjunction "but," making it a compound sentence.
- b. By today’s standards, he should have been happy, but he wasn’t.
Let me know if you need further assistance!