SAT试题 Writing > Improving Sentences Part of the following sentence is underlined; beneath the sentence are five ways of phrasing the underlined material. Select the option that produces the best sentence. If you think the original phrasing produces a better sentence than any of the alternatives, select choice A. It is thought that a dog’s sense of smell is generally 10,000 to 100,000 times better than humans. Answer Choices (A) humans (B) humans’ are (C) humans have (D) a human’s (E) a human has 答案:D 解析: Explanation Choice (D) is correct. It avoids the error of the original by properly comparing “a dog’s sense of smell” to “a human’s” sense of smell.

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