题目内容
—I think the girl under the tree must be Alice.
—No, it ________be her. She is in the library now.
A.can't B.mustn't C.may D.may not
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题目内容
—I think the girl under the tree must be Alice.
—No, it ________be her. She is in the library now.
A.can't B.mustn't C.may D.may not