I have never seen her ( ) A smile B smiling C to smile which one is right and why?

问题描述:

I have never seen her ( ) A smile B smiling C to smile which one is right and why?

选 A
see sb do sth 看见某人做某事(只看见全过程,常与often ,never 等频度副词连用)
see sb doing sth 看见某人正在做某事
意思是:我从来没有见她笑过.答案是C不可能是C ,答案错了。没有see sb to do sth 的结构。