You can hardly imagine the difficulty the woman had her children.A. brought upB. bring up

问题补充：

You can hardly imagine the difficulty the woman had her children.

A. brought up

B. bring up

C. bringing up

D. to have brought up

答案：

A. brought up

B. bring up

(答案→)C. bringing up

D. to have brought up

解析：这是the woman had difficulty（in）bringing up her children的形式.