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题目内容
（河南城建学院大学英语四）
50. (单选题) How can you ______ if you smoke so much every day?(本题1.0分)
A、 keep up
B、 keep fit
C、 keep to
D、 keep him
A、 keep up
B、 keep fit
C、 keep to
D、 keep him
参考答案