题目内容
7.I saw Jane on the street just now.It______ be her.She went back toC anada yesterday.( )
| A. | mustn't | B. | can't | C. | needn't |
分析 --刚才我在大街上看见简了.
--不可能是她.昨天她回加拿大了.
解答 答案:B.mustn't不可以,禁止;can't不可能;needn't不必.根据She went back to Canada yesterday,可知她回加拿大了,所以不可能是她.can't不可能.故选B.
点评 本题考查了情态动词的用法.解答时注意理解句意以及所给选项的意思并作出正确选择.
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