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问题 选择题

I can hardly imagine such a little boy ___ across the Nile.

A．swim

B．to swim

C．swimming

D．to have swum

答案

答案：C

考查非谓语动词。句中swimming across the Nile作定语，修饰a little boy。句意：我不能想象这样的小男孩游过尼罗河。

单项选择题

The following questions present a sentence, part of which or all of which is underlined. Beneath the sentence, you will find five ways of phrasing the underlined part. The first of these repeats the original; the other four are different. If you think the original is best, choose the first answer; otherwise choose one of the others.

These questions test correctness and effectiveness of expression. In choosing your answer, follow the requirements of standard written English; that is, pay attention to grammar, choice of words, and sentence construction. Choose the answer that produces the most effective sentence; this answer should be clear and exact, without awkwardness, ambiguity, redundancy, or grammatical error.

Although he played several musical instruments while being a child, Maestro Macintosh did not begin playing the piano until he was 23 years old.（）

A. while being a child

B. as a child

C. as in childhood

D. at the time of his childhood

E. at the time when he was a child
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单项选择题

糖尿病非酮症高渗昏迷应用小剂量胰岛素治疗

A．发生脑水肿的可能性大
B．发生低血钾、肾功能衰竭的可能性大
C．两者均是
D．两者均不是
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