---Must we leave the classroom now?---No, you . You leave after the bell rings.A. mustnt

发布时间:2020-08-23 09:58:26

---Must we leave the classroom now?
---No, you     . You      leave after the bell rings.
A. mustn't; are allowed to
B. don't have to; might
C. needn't; can
D. can't; are supposed to

网友回答

A. mustn't; are allowed to
B. don't have to; might
(答案→)C. needn't; can
D. can't; are supposed to
解析:must的含义是必须一定,其否定形式mustn’t表示禁止的含义。故must的否定回答一般借助于needn’和don’t have to来构成,句意:我们现在必须离开教室吗?——不,你们不必。你们可以在铃响之后离开教室。在表示可能时,might表示推测语气,can表示客观的能力,结合语境可知选C。
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