英语to do不定式知识点总结 在语法中，动词不定式是指动词的⼀种不带词形变化从⽽不指⽰⼈称、数量、时态的形式。
接下来店铺为你整理了英语to do不定式知识点总结，⼀起来看看吧。
英语to do不定式知识点总结⼀、作宾语 后⾯能接不定式作宾语的动词有：agree， ask， choose， decide， forget， hope， learn， want， wish， would like 等。
例如：We hope to get there before dark. 我们希望天⿊以前到那⼉。
The girl decided to do it herself. 那个姑娘决定⾃⼰做那件事。
动词不定式作宾语的注意事项： 1、有些动词既可跟不定式作宾语，也可跟动名词作宾语，但含义不同： remember to do 记住要做某事 remember doing 记得曾经做过某事 forget to do忘记要做某事 forget doing 忘记曾经做过某事 stop to do 停下来去做某事 stop doing 停⽌做某事 go on to do 继续做另⼀件事 go on doing 继续做原来在做的事 例如：I remember seeing you somewhere before.我记得以前在哪⼉见过你。
Please remember to turn off the light when you leave. 离开时请记得关好灯。
2、不定式作宾语时，如带有宾语补⾜语，则要把不定式放到后⾯，⽤it作形式宾语，构成“主语+动词+it+宾补(形容词、名词)+不定式”结构。
如：He found it very difficult to get to sleep. 他发现很难⼊睡。
英语to do不定式知识点总结⼆、作宾语补⾜语 1、后⾯能接to不定式作宾语补⾜语的动词有：ask， order， teach， tell， want， wish， help等。
to do动词不定式 doing 动名词 doing 现在分词 done 过去分词动词充当谓语时的特征He read books. / He told me the story. / He told me that they would go.He came early./ He read books carefully.小结：非谓语动词To read books is her habit.主系表Her habit is to read books.He got up early to tell me that theywould go and that he would go with them.小结：二次结构分析第一节动词不定式（一）不定式的句法功能1 主语To learn English is very important.---It is very important tolearn English.It be adj to doIt took me 100 Yuan to buy the clothes.It takes sb time /money/energy to do sthIt took him about half a year to finish the paper/treatise.（动词不定式的逻辑主语）For John/us to learn English isvery important.---It is very important for us to learn English.It is considerate /thoughtful of you to give mehelp.===You are considerate to give me help.kind stupid foolish sillyclever intelligentsmart cute brightIt is very important forstudents to observe/obey/abide by therule.It is very important to have agood command a foreign language.It is very importantto get master of a foreignlanguage.He spent about half a year(in)finishing/on the paper.It took him about half a year to finishthe paper.It takes sb time/ money/ energy to do sth.2 宾语(1)主+谓+宾He promised to come early.I can’t afford to buy the blue castle. He pretended to read books.I hope to meet you next week.I want to beat him.I want to be beaten.(2)主+谓+宾+宾补I think it easy to learn English.3 表语His dream is to go to college.He is to blame for the caraccident.4 充当定语 to do to be done主动式He is the firstperson to come.主动关系主动式He is the first one to come.主动关系被动式I like the lab to be built.被-动-关-系被动式The lab to be built is beautiful.被-动-关-系主动式★★I h ave a lot of work to do.被动关系动宾关系A to doB to be doneC to be doingD to have doneThere is no seat to sit on.5宾语补足语/主语补足语（1）普通动词后面所带的宾语补足语I thinkEnglish easy.Englishisthought easy.He asked me to give speech.I was asked to give speech.He invited me to have dinner.I was invited to have dinner.He wanted the TV set to be fixed.I want him to be beaten.He warned me not/never to be fired.===I was warned not/never to be fired.Inspire sb to do sthencourage sb to do sthurge sb to do sthappeal sb to do sthallow sb to do sth（2）感官动词和使役动词后面所带的补足语find see hear watch make have过程I heard her sing asong next door.==She was heard to singa song next door.片段I heard her singing a song next door.==She was heard singinga song next door.I heard him being beaten next door.==He was heard being beaten next door.make haveI made him hand in his assignment. ==He was made to hand in hisassignment.I had John show me around thecampus.6状语（1）目的状语Thousands of people went to southin order to/so as to/to earn a living.To/In order to earn a living, thousands of people went to south.为了小结：（2）结果状语He hurried to the railway station only to find that the train hadgone.He hurried to the station, only to find that the train hadgone.（3）原因状语He was delighted to find that he passed the exam.注：一. 主动形式----被动意义1 . 充当定语He had a lot of work to do.2. 充当表语He is ______for the car accident.A to blameB to beblamed3. 充当宾语The chair looks hard, but the chair is comfortable to sit on.复合谓语The lecture is hard to understand.复合谓语I don’t kno w what to do.4. __________I think the lecture hard______.A to understandB to be understood.二.不定式的否定式(放在不定式的前面)1.充当宾语He pretended not to see me.2 充当表语His goal is to go to college, not to work.3.补足语He appealed us not/never to settle the disputethrough arm forces.He warned us not/ never to befired.4.状语He worked hard in order not to learnsomething. so as to三. 动词不定式的逻辑主语1. 宾语He wanted to have the fruit.The little Tom wanted to be taken to the theater.2 主语For them/students to observe the rule is important.For us/students to learn English is important.It is very important for studentsto obey the rule.3.宾语补足语His parents expected him to take over thecompany.he was expected to take over the company.I want him to be beaten.4. 定语There is a lot of work for us/John to do.5. 状语They tried their best to study hardin order to go to the keyuniversity.Parents always give lots exercises to their children for them to have blissful future.四疑问词 + to do （it）what to do how to do itwhy to do it when to do itwhere to do it which one tochoose1.充当主语How to solve the problem is still unknown.What to do is a problem.2. 宾语I don’t know what to do.I don’t know how to solve the problem.He told us what to do.They talked about what to do.(二)动词不定式的时态与语态(充当宾语时的特征)1一般式I hope to see you next week.V.--------V.He pretended to read books.V.---------------V.I hope to see you next week.V.---------V.前后He wanted to be taken to the theater.V.------------V.前后He pretended to read books.V.---------------V.同时发生2进行式He pretended to be reading books.V.---------------V.同时发生小结：to bedoing可以被to do替换3完成式I’m sorry to have given you so much trouble.V.---------------V.后前注一：固定结构It isreported that he has gone abroad.==He is reported to have gone abroad.is supposedis saidis considered注二：一般过去时用to have done或者to have been doneHe planed to have gone abroad.==He had planed to go abroad.I wanted to have beaten himI wanted to have been beatenshould/would love to have doneshould /would like to have done注：三动词不定式的省略1----Do you want to attend the evening party?----- _______, but I have a lot of work to do.A. I’d love toB. I’dlove2．Why not +do===Why don’t you doWhy not study hard?=== Why don’t you study hard3．不定式在介词but, except,besides后，若介词前有do的各种形式，省略to, 否则用to.Thereis no choicebut towait till it stops raining.There is nothing to do but wait till it stopsraining.。
