Mr Wang does what he can ________ us improve our English.
A. help B. to help C. helping D. helped
Mr Wang does what he can ________ us improve our English.
A. help B. to help C. helping D. helped
B【解析】非谓语动词的用法。根据句意"王老师做他能够做的来帮助我们提高英语",可知此题的谓语动词为do, 因此应该用动词不定式作目的状语。因此选B。此题容易把can看为谓语动词,因此错选A。