题目内容
—Excuse me,may I take a seat here?
—________ The man on the seat has already left.
A. You'd better not. B. Yes,please. C. No,you can't
B

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题目内容
—Excuse me,may I take a seat here?
—________ The man on the seat has already left.
A. You'd better not. B. Yes,please. C. No,you can't
B