题目内容
- Must I clean the Lable now?
- No, you ____. You may do it later.
- No, you ____. You may do it later.
A.can’t | B.needn’t | C.mustn’t | D.shouldn’t |
B
考查must的否定回答.句意:我必须现在就打扫实验室吗?_不,你不必.你可以稍后打扫.must 提问的回答,可用needn’t /don’t have to,故选B
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