题目内容

【题目】—On my way to the bookstore, I saw Mary hanging out with her friends.

—It________be her. She has gone to Beijing.

A.can'tB.mustn'tC.mightD.could

【答案】A

【解析】

句意:——在我去书店的路上,我看见玛丽和她的朋友们在一起。——不可能是她。她去北京了。

考查情态动词辨析。can't不可能;mustn't禁止;might可能,表推测;could能,表能力。分析语意可知,此处表示可能性,根据“She has gone to Beijing.”可知,不可能是玛丽,表否定推测。故选A

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