i don't know w____it is a fast train or not
I don't know whether it is true 【or not】.加不加 or not 有什么区别?
英语翻译Which is nicer-I do not know-to go on a train,or to see
He is very busy.I don't know if he will come or not tomorrow
I don’t know ___________ he is well or not.whether/if,为什么?
I don't know ()we will go or not.
I don’t know whether he likes the movie or not中的or not 能不能去掉
听材料, 1.Is Mr.Brown rich or poor? A.I don't know.
i really don‘t know () A that i’ll go B if i‘ll go or not C
i ( )know what it is.A,not B,can‘t C,don’t
If that's not motivation to make it load fast, I don't know
Maybe I don't know, maybe I will not see a person, maybe is
why not ()(take) the train?i don't know how()(tell) you abou