It ___________open. I had locked it myself and the key was in my pocket.

------ The door was open.

----- It ___________open. I had locked it myself and the key was in my pocket.

A.can’t be

B.mustn’t be

C.can’t have been

D.mustn’t have been

东方男科nn2012 4个月前 悬赏5滴雨露 已收到1个回答 我来回答 举报

taoyatoؖ 精英

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C

4个月前

5
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