Drinking milk every day is good my health.A. ofB. atC. withD. For

问题补充：

Drinking milk every day is good my health.

A. of

B. at

C. with

D. For

答案：

A. of

B. at

C. with

(答案→)D. For

解析：句意：每天喝牛奶对健康有益。Be good for 对......由于，介词用for, Drinking milk every day动名词短语作主语，谓语动词用单数；故选D。