What difficulty do you have the poor children from the poor village?A. helpingB. in helpC.

问题补充：

What difficulty do you have the poor children from the poor village?

A. helping

B. in help

C. to help

D. helped

答案：

(答案→)A. helping

B. in help

C. to help

D. helped

解析：在做某事上有困难可用have difficulty+名词+doing sth，故本题选A。