问题描述：
--Must I hand in my homework now?--No,you___.You
--Must I hand in my homework now?
--No,you___.You can hand it in this afternoon.
A.mustn't
B.shouldn't
C.don't have to
D.can't
说明理由
--Must I hand in my homework now?
--No,you___.You can hand it in this afternoon.
A.mustn't
B.shouldn't
C.don't have to
D.can't
说明理由
问题解答：
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