they know what each other is doing.为什么错误错在那里.

they know waht each other are doingthey each know waht other is doing；they know what each is doingthey know waht they each are doing、这四句哪句是对的.解释说明错在那里 they know what each other is doing.为什么错误错在那里. they know each other还是others,为什么 猜猜看Do you know who they are?Two little brother,live near each other.One lives on the other side.They hear what you say,But they don’t see each other.Do you know who they are? What Do They Know 歌词 They have know each other for 10 years.同意句 The have know each other ____2001. They hear what you say,but they dongt see each People know what they do 句子翻译.People know what they doThey know why they do what they doBut what they don't knowis what they do does They have know each other for 10 years.同意句 那个空怎么填More studies will be required before we know what the roles of these genes( 基因) are and whether they re __ to each other Do you know what they are? i will let you know what they mixture and compounds - what are they and examples of each. But as they get to know each other more,they find out each other's unique qualities. They became good friends soon after they got to know each other. do you know ___ when they meet?1 what they do2what do they do3whai they did4 what did they do They don't know what they should do next.改为同义句 They don't know what 两个空 next They don‘t know what they can do.(同义句) They don‘t know what _____ _____ .