1) 情态动词 ( 除ought 外,ought to):
2) 使役动词 let, have, make:
3) 感官动词 see, watch, look at, notice , observe, hear, listen to, smell, feel, find 等后作宾补,省略to.
注意:在被动语态中则to 不能省掉。
I saw him dance.
=He was seen to dance.
The boss made them work the whole night.
=They were made to work the whole night.
4) would rather,had better:
5) Why / why not:
6) help 可带to,也可不带to, help sb (to) do sth:
7) but和except:but前是动词do时,后面出现的动词用不带to的动词不定式。
8) 由and, or和than连接的两个不定式,第二个to 可以省去:
9) 通常在discover, imagine, suppose, think, understand等词后,可以省去to be:
He is supposed (to be) nice. 他应该是个好人。
举例:
He wants to move to France and marry the girl.
He wants to do nothing but go out.
比较: He wants to do nothing but go out.
He wants to believe anything but to take the medicine.
典型例题
1) I usually go there by train.
---- Why not ___ by boat for a change?
A. to try going B. trying to go C. to try and go D. try going
答案:D. why not 后面接不带to 的不定式,因此选D.
2) Paul doesnt have to be made ___. He always works hard.
A. learn B. to learn C. learned D. learning
答案:B. make后接不带to 的动词不定式,当其用于被动时,to 不可省略。
2017届高考英语一轮复习课时知能训练:人教版必修三 Unit 1《Festivals around the world》
2017届高考英语一轮复习课时知能训练:人教版必修五 Unit 4《Making the news》
2017届高考英语一轮复习课件人教版必修四 unit1《women of achievement
2017版英语一轮精品复习学案:Unit2《The United Kingdom》(新人教版必修5)
2017届高考英语一轮复习课时知能训练:人教版选修7 Unit 2《Robots》
2017届高考英语一轮复习课时知能训练:人教版选修八 Unit 1《A land of diversity》
2017届高考英语一轮复习课时知能训练:人教版选修八 Unit 4《Pygmalion》
2017届高考英语一轮复习课件人教版必修三 unit2《healthy eating》
2017版英语一轮精品复习学案:Unit5《Canada-“The True North”》(新人教版必修3)
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2017届高考英语一轮复习课件人教版必修二 unit5《music》
2017版英语一轮精品复习学案:Unit1《Festivals around the world》(新人教版必修3)
2017届高考英语一轮复习课时知能训练:人教版选修八 Unit 3《Inventors and inventions》
2017届高考英语一轮复习课时知能训练:人教版选修六 Unit 2《Poems》
2017届高考英语一轮复习课件人教版必修三 unit3《the million pound bank note》
2017版英语一轮精品复习学案:Unit1 Great scientists(新人教版必修5)
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2017版英语一轮精品复习学案:Unit2《Working the land》(新人教版必修4)
2017届高考英语一轮复习课时知能训练:人教版必修五 Unit 5《First aid》
2017届高考英语一轮复习课件人教版必修三 unit5《canada—“the true north”》
高考英语作文复习素材 :课上与课下的学习 Study in Class and out of Class
2017届高考英语一轮复习课时知能训练:人教版选修八 Unit 5《Meeting your ancestors》
2017届高考英语一轮复习课时知能训练:人教版选修7 Unit 3《Under the sea》
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2017届高考英语一轮复习课时知能训练:人教版选修7 Unit 4《Sharing》
2017届高考英语一轮复习课时知能训练:人教版选修六 Unit 5《The power of nature》
2017版英语一轮精品复习学案:Unit1《Women of achievement》(新人教版必修4)
2017版英语一轮精品复习学案:Unit4《Making the news》(新人教版必修5)
2017届高考英语一轮复习课时知能训练:人教版必修四 Unit 1《Women of achievement》
2017版英语一轮精品复习学案:Unit5《First aid》(新人教版必修5)
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