Sarah always makes her son his hands before eating.A. washB. washedC. washingD. to wash

问题补充：

Sarah always makes her son his hands before eating.

A. wash

B. washed

C. washing

D. to wash

答案：

(答案→)A. wash

B. washed

C. washing

D. to wash

解析：使役动词make在主动句中，后跟动词原形作补语，故本题选A。