现在的英语怎么那么多to do和doing的区别?

问题描述:

现在的英语怎么那么多to do和doing的区别?
try,forget ,remember等等怎么区别

(1)
try to do sth 尽力做某事
trying doing sth 尝试做某事
(2)
forget to do sth 忘记去做某事(还没做)
forget doing sth 忘记做过某事(已经做了)
(3)
remember to do sth 记得去做某事(还没做)
remember doing sth 记得做过某事(已经做了).