题目内容
3.-Must we clean the classroom at once?-No,you .You can clean it after school.( )
| A. | needn't | B. | mustn't | C. | must |
分析 --我们必须立刻打扫教室吗?
--不,你们不必.你们可以放学后打扫.
解答 答案:A.needn't不必;mustn't禁止;must一定,必须.根据No,you ,You can clean it after school,可知不必立刻打扫教室,在这里是作出否定回答.由must引导的一般疑问句表示否定回答时需要用needn't或don't have to来回答.故选A.
点评 情态动词的考查.回答以must引导的一般疑问句,肯定回答用Yes,Sb must."是的,…必须";否定回答用No,Sb needn't"不,…不必".
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