◎ 题干
— What should I do, doctor?
— ______ healthy, you should take more exercise.
[     ]
A. Keep
B. Keeping
C. To keep
D. Kept
◎ 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“— What should I do, doctor? — ______ healthy, you should take more exercise. [ ]A. Keep B. Keeping C. To keep D. Kept …”主要考查了你对  【不定式】  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。