问题补充：
The students of Class Two said that they had no difficulty those sentences into English.
A. to put
B. of putting
C. for being put
D. in putting
答案：
A. to put
B. of putting
C. for being put
(答案→)D. in putting
解析：have (no/little/ much/great) difficulty in doing sth.这是一个固定句型，所以选B。
