◎ 题干
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
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“In face of the challenge for the moment, it's most important to ________ a good state of health. [ ]A. keep up B. keep awayC. keep offD. keep out …”主要考查了你对  【动词短语】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。