问题
选择题
---What should I do, doctor?
---_____healthy, you should take more exercise.
A．Keep
B．Keeping
C．To keep
D．Having kept
答案
答案：C
题目分析：句意：我应该做什么，医生。为了保持健康，你应该多做运动。动词不定式表示目的。故选C。
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---What should I do, doctor?
---_____healthy, you should take more exercise.
A．Keep
B．Keeping
C．To keep
D．Having kept
答案：C
题目分析：句意：我应该做什么，医生。为了保持健康，你应该多做运动。动词不定式表示目的。故选C。