all you can do is switch off your brain中switch为什么不用ing形式?

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/05/20 00:24:27

all you can do is switch off your brain中switch为什么不用ing形式?
另外请问be后的动词什么时候用ing,什么时候用 to do

1.前面主语里有"do",“be"动词后的表语用不定式,不定式的to省去.
2.表具体某一次的动作一般用不定式,表示习惯性动作一般用-ing形式.例如：
Little Tom loves to go to the park this afternoon.小汤姆今天下午想要到公园去.
Little Tom loves playing computer games.小汤姆喜爱电脑游戏.

all you can do is switch off your brain中switch为什么不用ing形式? before you switch off your computer ,do not forget to 空格 thi switch to thinking of 中为什么think用ing的形式? All you can do is encourage him.中为什么用encourage 而不用to encoura switch I can do the dishes.Remember to （） 1、switch off the gas 2、r SWITCH OFF THE The light is still on.You -------to switch it off when you l 求正确答案,急死了!You can switch on your computer.对画线部分提问your comput Before you switch off the computer什么意思 switch the TV off和switch off the TV区别 switch off from pressure是什么意思?