-----healthy you should eat and exercise more.-----I can’t agree with you more.A. Keep mo

问题补充：

-----healthy, you should eat and exercise more.

-----I can’t agree with you more.

A. Keep,more

B. To keep,less

C. To keep,fewer

D. Keeping,less

答案：

A. Keep,more

(答案→)B. To keep,less

C. To keep,fewer

D. Keeping,less

解析：less是little的比较级，意思是更少的；more是much和many的比较级，意思是更多的。句意：为了保持健康，你应该少吃多锻炼。——我完全同意你的观点。动词不定式做目的状语表示具体的将要进行的动作，结合语境可知选B。