The film My Own Swordsman kept us all the time.A. laughB. laughedC. laughingD. to laugh

问题补充：

The film My Own Swordsman kept us all the time.

A. laugh

B. laughed

C. laughing

D. to laugh

答案：

A. laugh

B. laughed

(答案→)C. laughing

D. to laugh

解析：句意：这部电影《武林外传》，让我们一直笑。Keep sb. doing sth.意思是“使某人一直处于某种状态”。