问题
选择题
In face of the challenge for the moment, it's most important to ________ a good state of health. [ ]
A. keep up
B. keep away
C. keep off
D. keep out
答案
答案：A
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In face of the challenge for the moment, it's most important to ________ a good state of health. [ ]
A. keep up
B. keep away
C. keep off
D. keep out
答案：A