forget to do something和forget doing something区别用法
问题描述：
forget to do something和forget doing something区别用法
答
forget / remember to do sth. 忘了/ 记得要去做某事（表示还没有做的）
forget / remember doing sth. 忘了/ 记得曾经做过的某事（表示已经做了的）
答
orget to do sth
忘记要去做某事
forget doing sth
忘记以前曾经做过某事
例如
Sorry,I forgot to bring the book.(对不起，我忘了带书了。)
I forgot borrowing a book from you.（我忘记曾经向你借过书这件事）
答
forget to do sth忘记去做某事，指还没做的事如 Don't forget to post a letter for me .别忘了帮我邮信
forget doing sth 忘记做过某事这事已经做了如 I forget seeing you somewhere.我忘记了在什么地方见过你。
答
todo是忘记了要做的事 doing是忘记了做过的事情
答
forget to do sth 忘记要去做某事
Sorry,I forgot to bring the book.我忘记带书
forget doing sth 忘记以前曾经做过某事
I forgot borrowing a book from you.我忘记带书这件事.