题目内容
What a pity! I in Hainan two more days, but something urgent needed to be dealt with back home.
A.must have stayed B.needn’t have stayed
C.may have stayed D.could have stayed
D
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题目内容
What a pity! I in Hainan two more days, but something urgent needed to be dealt with back home.
A.must have stayed B.needn’t have stayed
C.may have stayed D.could have stayed
D