1、加-ing
enjoy/like doing sth喜欢做--
try doing试着做---
be busy doing sth忙于做--
finish doing sth完成做--
be doing正在做--
Thank you for(doing)sth为了-感谢你
2、加-to
decide to do sth决定去做---
ask(sb)todo要求(某人)去做--
would like/want to do想要做---
It takes sb sometime to do sth在做---花费---
初中英语
3、加原形
let/make sb do sth让某人做某事
be going to/will do sth(一般将来时态)
4、加-to或-ing意思不同
forget doing忘记做过了--(已做)
remember doing记得做过了--(已做)
forget to do忘记去做--(还没做)
remember to do记得去做--还没做)
5、加-to或-ing意思相同
begin/start to do sth=begin/start doing sth开始做---
初中英语