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题目内容
（大连工业大学-大学英语4）
(单选题) How can you ______ if you smoke so much every day?(本题3.0分)
A、 keep up
B、 keep
C、 keep to
D、 keep him
A、 keep up
B、 keep
C、 keep to
D、 keep him
参考答案
