You buy a gift, but you can if you want to.A.mustB.mustn’tC.have toD.don’t have
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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
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 |
D
解析试题