is和does的区别是什么?如：when does your brother do his homework?可不可以说成 when is your brother
如：when does your brother do his homework?可不可以说成 when is your brother do his homework?如果可以,为什么?什么情况下不可以?如果不可以,为什么?什么情况下可以?我最多可以提高悬赏10分,只要讲明白即可
人气：387 ℃ 时间：2019-11-15 07:34:19
解答
不可以互换is 的用法：1.是be动词,翻译成“是”；2.后面是ing形式,则表示正在进行；3.后面是动词过去式,则表示被动 dose 是助动词,帮助动词来完成句子,用在疑问句中,动词前面,疑问词后面,并没有实在意义.而且表示的...
推荐
猜你喜欢
- The film star_____both a TV series and some well-known films.A took part in B joined
- 8.7l是什么意思
- 22,24,27,32,39,( A 40 b 42 c 50 d 52我想问的这个数列后一个数减去前一个数之后的质数数列2,3,5,7.
- interior ministry是内政部的意思吗
- we often hear him play the violin at home 改为被动语态
- Two friends _____a picture together.a.have b.are having c.has d.is having
- 一些植物的叶脉相互交错,称为＿,有些植物的叶脉大体上平行分布,称为＿
- 一条鱼的重量等于它的四分之三加上四分之三千克,这条鱼重【 】千克
