Youbuy a gift, but you can if you want to.A. mustB. mustn'tC. have toD. don't have to

发布时间：2020-08-16 11:35:45


You    buy a gift, but you can if you want to.
A. must
B. mustn't
C. have to
D. don't have to

网友回答

A. must
B. mustn't
C. have to
(答案→)D. don't have to
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