题目内容
--Must I return the book tomorrow morning?
--No, you ________. You ________ keep it for three days.
- A.mustn't; may
- B.mustn't; must
- C.needn't; can
- D.needn't; must
C
must的否定回答用needn't表示。
must的否定回答用needn't表示。
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