2[单选题] Mary _ _ _ _ _ _ _ the meeting yesterday. She was in the hospital. A.can not have attended B.can not - 查题网

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河南成教 / 大学英语

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2[单选题]
Mary _ _ _ _ _ _ _ the meeting yesterday. She was in the hospital.

A.can not have attended

B.can not attend

C.must not have attended

D.must not attend

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大学英语

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