题目内容
4.Let's go to find our manager in his office.It's so late at night.He be there.Let's make it another day.( )
A. | can't | B. | needn't | ||
C. | mustn't | D. | ought not to have been |
分析 --我们一起去经理办公室找找他吧!--太晚了.他不可能在那了,我们改天去吧!
解答 答案A.考查情态动词.根据句意空格处是对目前状况的有把握的推测,所以用can't be;needn't be 表示没有必要;must作为推测只用于肯定句,表示"一定是,肯定是".,oughtn't not have been 表示过去本不该做,而实际做了.
点评 对于情态动词的学习应该熟悉每个情态动词所表达的意义,特别是一些特殊情况的用法,根据句意来选择正确的答案.
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