题目内容
— It’s hard to believe that Jack ________ have fought with the policeman.
— Yes. If one ________ ask for trouble, it can’t be helped.
A.would; will | B.should; must | C.must; may | D.need; dare |
B
解析试题分析:考查情态动词完成时和情态动词,must + have done:用于肯定句,表示推测,意为“一定(已经)……”;should [ought to] + have done:可用于肯定句、否定句或疑问句,表示责备或遗憾等,意为“本来应该……”;need + have done:用于否定句或疑问句,用于否定时意为“本来不必”,用于疑问句时意为“有必要……吗”; may + have done:用于肯定句或否定句,表示推测,意为“可能(已经)……”。 must:十分确定的推测 will: 构成将来时 should:表示允诺,义务等意 dare表示敢于做某事,所以选B
考点:考查情态动词完成时和情态动词
点评:情态动词的完成式是高中阶段的重难点之一,需要考生熟记它们的用法,在各类考试中经常出现,它主要用于表示对过去情况进行推测或责备等。
即学即练:1) You____ all those clothes! We have a washing machine to do that sort of thing
A. needn't have washed B. shouldn't have washed
C. must not have washed D. can not have washed
解析:A。
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