题目内容
【题目】— Mom, must I finish my homework now?
— No, you ________. You may have supper first.
A.mustn't
B.needn't
C.can't
D.couldn't
【答案】B
【解析】句意:——妈妈,我现在必须完成作业吗?——不,你不必,你可以先吃完饭。对must引导的一般疑问句,否定回答时常用needn't。故选B。
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题目内容
【题目】— Mom, must I finish my homework now?
— No, you ________. You may have supper first.
A.mustn't
B.needn't
C.can't
D.couldn't
【答案】B
【解析】句意:——妈妈,我现在必须完成作业吗?——不,你不必,你可以先吃完饭。对must引导的一般疑问句,否定回答时常用needn't。故选B。