Li Ming is my good friend. He often helps me my English.A. atB. onC. withD. for

问题补充：

Li Ming is my good friend. He often helps me my English.

A. at

B. on

C. with

D. for

答案：

A. at

B. on

(答案→)C. with

D. for

解析：句意：李明是我的好朋友。他常常帮助我学习英语。短语help sb with sth帮助某人做某事，故选C。