题目内容
5.-Is that man in a red T-shirt Mr Smith?-It________be Mr.Smith.He is on the way to London now.( )
| A. | must | B. | mustn't | C. | can | D. | can't |
分析 --那个穿红体恤衫的人是Smith先生吗?
--他不可能是Smith先生.他现在在去伦敦的路上.
解答 答案:D.
must必须,一定mustn't禁止,不允许;can能够,可能;can't不可能,表示有把握的推测.根据He is on the way to London now,可知他现在在去伦敦的路上,所以不可能是Smith先生,can't不可能.故选D.
点评 本题考查了情态动词的用法.解答时注意句意以及所给选项的意思并作出正确选择.
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