问题
选择题
As far as I know, he began cycling to________his body after he resigned from the firm. [ ]
A. take up
B. put up
C. set up
D. build up
答案
答案：D
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As far as I know, he began cycling to________his body after he resigned from the firm. [ ]
A. take up
B. put up
C. set up
D. build up
答案：D