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题目内容
（安阳师范学院—大学英语）
[单选题,3.3分] 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
A.can not have attended
B.can not attend
C.must not have attended
D.must not attend
参考答案