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1、非谓语一高考需掌握的相关知识点:另外,常见的还有:1、情态动词(除ought外)后的to已省略。例:Youmustgotothehospitalfirst.你必须先去医院。Icanswimwell.我能游得很好。2、使役动词let,have,make后,感官动词see,watch,lookat,notice,observe,hear,listento,smell,feel,find等词后的to省略。例:Hemadethebabycryingallnightlong.他让那个婴儿哭了一整夜。Letitbe.就这样吧。
2、whenIpassedby,Isawthegirlpickingtheflowers.我经过的时候,看见那个女孩在摘花。注意:在这些词的用法中,用于被动语态时不能省去to。例:Isawhimdance.我看见他跳舞。=Hewasseentodance.Thebossmadethemworkthewholenight.老板让他们整夜干活。=Theyweremadetoworkthewholenight.3、wouldrather/hadbetter/had best后的to省略。例:IwouldrathergotoJ
3、apanthantheUSA.我宁愿去日本也不想去美国。Youhadbettertakeahatwithyou.你最好带上一顶帽子。4、why…/whynot…句型中not后to省略。例:whynotcometomyhomeforadinnertonight?今晚何不来我家吃顿饭。5、help后可带to,也可不带to,helpsb(to)dosth:6、如果在feel,know,observe,see后面跟的不定式是be,则to不可省略。例: We all felt that to be the highest p
4、raise. We know him to be brave.The only thing that I have observed to be without limit is the businessman's desire for profits. Now I saw him to be the man who walked up the hill every morning. 应该注意到的是feel和see这两个动词在上述例句中已不是感觉动词,它们的意思分别是“认为”、“以为”和“知悉”、“了解”。
5、7、由and,or和than连接的两个不定式,第二个to可以省去:例:Heforgottogotoherhomeandgivehertheimportantletter.他忘了去她家并把一封重要的信件给她。8、通常在discover,imagine,suppose,think等词后作宾补时,可以省去tobe。例:Heissupposed(tobe)nice.他应该是个好人。9、but作介词,后结不定式结构时,前面谓语动词部分若含有do的形式时,but后的不定式要省去to,否则要带to.例hewantstodonot
6、hingbutgoout.Hewantstobelieveanythingbuttotakethemedicine.10、不定式做表语时,一般要带to,但若主语部分中含有do的各种形式时,符号to可省去。例we’vemissedthelastbus.Allwecoulddonowiswalkhome.It(This, That)+be+a/an+adj. + n. +to do 在这种句型中, 不定式与前面的名词有动宾关系。动词不定式可改为动词不定式复合结构。例如: This is a difficult ques
7、tion to answer. 这是个难答的问题。 question与to answer为动宾关系。to answer可改为 for me to answer。再如: It is an easy sentence to translate. 这个句子很容易翻译。1. The chair looks rather hard, but in fact it is very comfortable to __________. a. sit b. sit on c. be sat d. be sat on 2. I'm
8、hungry. Get me something __________. a. eat b. to eat c. to be eat d. for eating 3. It is difficult for a foreigner _________ Chinese. a. write b. to write c. to be written d. writ