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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 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 h

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

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