He is very serious. No one can make him.A. laughB. laughsC. to laughD. laughing

问题补充：

He is very serious. No one can make him.

A. laugh

B. laughs

C. to laugh

D. laughing

答案：

(答案→)A. laugh

B. laughs

C. to laugh

D. laughing

解析：在英文中，使役动词make在主动句中，后面跟动词时用动词原形，故选A。