哪些词语后面跟动词原型

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哪些词语后面跟动词原型
哪些词语后面跟动词原型

哪些词语后面跟动词原型
1) 情态动词 ( 除ought 外) 后.
2) 使役动词 let,have,make后,感官动词 see,watch,look at,notice ,observe,hear,listen to,smell,feel,find 等后.
注意:被动语态中不能省去to.例如:
I saw him dance.我看见他跳舞.
=He was seen to dance.
The boss made them work the whole night.老板让他们整夜干活.
=They were made to work the whole night.
3) would rather,had better句型后
4) Why… / why not…句型后
5) help 后可带to,也可不带to,help sb (to) do sth:
6) but和except后.but前是实义动词do时,后面出现的不定式不带to.
比较:He wants to do nothing but go out.他只想出去玩.
He wants to believe anything but to take the medicine.除了吃这药,他什么都信.
7) 由and,or和than连接的两个不定式,第二个to 可以省去:
8) 通常在discover,imagine,suppose,think等词后作宾补时,可以省去to be.例如:
He is supposed (to be) nice.他应该是个好人.

种是前个动词加其他加动词原形的情况,例如make sb do sth,想make这样的用法还有:一听listen/hear,二看look see watch,三感觉feel,let,have 加make,have后面有to无to都也可。即have后可以用动词原形也可以用to do的不定式。另外一种是情态动词can ,will may should,would,must和助动词do,does后直接加...

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种是前个动词加其他加动词原形的情况,例如make sb do sth,想make这样的用法还有:一听listen/hear,二看look see watch,三感觉feel,let,have 加make,have后面有to无to都也可。即have后可以用动词原形也可以用to do的不定式。另外一种是情态动词can ,will may should,would,must和助动词do,does后直接加动词原形,即can sing这样的形式!

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can、do、like to、祈使句