How kind you are! You always do what you canme.A. helpB. helpingC. to helpD. helps

问题补充：

How kind you are! You always do what you canme.

A. help

B. helping

C. to help

D. helps

答案：

A. help

B. helping

(答案→)C. to help

D. helps

解析：考察不定式 考察不定式做面的状语 “你总是做一些事情来帮助我”。