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【单选题】
听力原文：W: Would you mind if I visit your class this afternoon, Professor Smith? M: I have no objection to your visit. But the students will take their examination this afternoon. Perhaps you can come next Monday. W: OK, see you later. What did the professor tell the woman?A.
He objects to her visit.
B.
The class is not worth visiting.
C.
She should visit his class next Monday.
D.
The students will have their examination next Monday.
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