题目内容
--_________ I come back before five o’clock?
--No, you________. But you can’t be back later than seven o’clock.
| A.Need, must | B.may, mustn’t |
| C.Can, can’t | D.Must, needn’t |
D
解析试题分析:句意:--我必须在五点之前回来吗?--不,你不需要。但是,你不能回来的时间晚于七点。分析:考查情态动词的用法,need需要;must必须;can能;mustn’t禁止;can’t不能;needn’t不需要。联系实际,前面询问是否必须做某事,用情态动词must,但是否定回答用needn’t.故选 D
考点:考查情态动词的用法。
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