We should do exercise as as possible to keep .A. more; healthyB. much; healthC. more; hea

问题补充：

We should do exercise as as possible to keep .

A. more; healthy

B. much; health

C. more; health

D. much; healthy

答案：

A. more; healthy

B. much; health

C. more; health

(答案→)D. much; healthy

解析：句意：我们应该尽可能多锻炼以保持健康。As much as possible尽可能多；keep healthy保持健康。所以选D。