净离子群发生器是什么:forget doing sth和forget to do sth有什么区别???
来源:百度文库 编辑:查人人中国名人网 时间:2024/05/05 19:33:12
forget doing sth
忘记做过某事
forget to do sth
忘记要做某事
forget doing sth 忘记做过某事
forget to do sth 忘记去做某事
例如: i forgot doing my homework.我忘了我做完作业了
i forgot to do my homework.我忘记去做作业了
forget doing sth是事情已经做了,但事后忘了曾经做过。如
Oh,I forgot posting the letter!噢,我忘了信已经寄出去了。(信已寄出,说话人事后忘了)
forget to do sth是事情没做,忘记了。如
Don't forget to buy some salt.别忘了买些盐。(盐还未买来,这是说话人在嘱咐对方)
forget doing sth ”忘记做过某事” 即这件事做了,忘了.比如:I forgot locking the door.(我忘了我锁上门了)
forget to do sth ”忘记做某事”即这件事忘了做了,还没有做.比如:I forgot to lock the door.(我忘记锁门了)
一个是忘记作某事,一个是忘记作过某事。
请问forget to do sth与forget doing sth 的用法和区别
forget doing sth和forget to do sth有什么区别???
keep sb doing sth 和 keep doing sth 是什么意思 区别
doing sth
keep doing和keep sth do
finish doing sth和 finish to do sth的区别?
to do sth 和 doing sth 常见短语
begin to do sth 和 begin doing sth 是什么意思?
try to do sth.和try doing sth.
like to do sth 和like doing sth 的区别