do you remember ( )professor during your last year括号里面是填 being introduced to 为什么不能填 to be introduced to
问题描述：
do you remember ( )professor during your last year
括号里面是填 being introduced to 为什么不能填 to be introduced to
答
remember doing 是记得做过某事 就是以前做过了
remember to do 是记得去做某事 就是以前某做过将要做的
答
remember to do是记得要做某事
remember doing是记得已经做了某事
答
remember doing sth 记得做过某事 已做过
remember to do sth 是记得去做某事 还没做