You buy a gift, but you can if you want to. A.must B.mustn’t C.have to D.don’t h
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You __________ buy a gift, but you can if you want to.
A.must B.mustn’t C.have to D.don’t have to
试题答案
【答案】
D
【解析】
试题

You __________ buy a gift, but you can if you want to.
A.must B.mustn’t C.have to D.don’t have to
【答案】
D
【解析】
试题