动词不定式专题复习课件市公开课一等奖省赛课微课金奖PPT课件.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2021/10/3,#,T h e I n f i n i t i v e,动词不定式,动词不定式专题复习课件,第1页,第1页,动词不定式组成：,必定式：,to+动词原形,否定式：,not to+动词原形,复合结构:,for sb.to do,动词不定式专题复习课件,第2页,第2页,动词不定式使用方法,动词不定式可充当句子成份：,主语,宾语,定语,表语,状语,宾语补足语,注：动词不定式不能作谓语,动词不定式专题复习课件,第3页,第3页,A.不定式作主语,（一定要带to,谓语动词要用单数）,To play video game is fun.,To learn English well is important.,不定式作主语时，惯用,it,作形式主语，而将真正主语即动词不定式放在句末，组成固定句型。,动词不定式专题复习课件,第4页,第4页,It isn.(for sb.)to do sth.,用于此句型名词有:,pity,shame,pleasure,ones duty,ones job,fun,joy,good manners,bad manners等。,It takes sb.some timeto do sth.,该句型意为“做某事花费某人多长时间”。,Its+adj.+（for/of sb.)+to do sth.,该句型意为“做某事对某人来说是”。,不定式作主语惯用句型:,动词不定式专题复习课件,第5页,第5页,1.Its clever of you to refuse her.,2.It was careless,of her,to make such a mistake.,3.Its very kind of you to help us.,1.Its necessary for you to give up smoking.2.Its easy for me to do that.,3.Its very hard for him to study two languages.,形容词为描述人品质词,使用of。（,形容词修饰不定式时用介词for.形容词修饰逻辑主语时用介词of.,）,good,kind,nice,clever,foolish,right,honest,careful,polite,wrong,bad,foolish,careless。,for sb./of sb.,区分,用介词后面代词作主语，用介词前边形容词作表语，造个句子。假如道理上通顺用of，不通则用for。,1.Its very nice of you to say so.,You are,nice,.(通顺，所以应用of)2.Its hard for him to finish the project by himself,He is,hard,.(人是困难，不通，所以应用for),动词不定式专题复习课件,第6页,第6页,不定式像名词一样，能够放在be动词后面。,1.My wish is to visit London next year.,2.Toms idea is to go to Forest Park to have a picnic.,3.The important thing is to save lives.,4.My wish is to write a good book for children.,5.Our work is to build the highway.,6.My job is to teach English.,7.My idea is,to climb the mountain from the north,.,8.My suggestion is,to start work at once,.,B.不定式作表语,ones wish/job/aim/goal/ambition/plan/dream/way/work/hope/duty/idea/suggestion is to do/be,动词不定式专题复习课件,第7页,第7页,(1)I hope,to be a doctor.,She decided,to make another try.,They all want,to see the film.,We hope,to be back home at 6:00.,(5)Fred didnt have any money,so he decided,to look for a job,.,常见能跟带to不定式动词及短语：,want/wish/hope/decide/learn/plan/would like/get ready to do,C.不定式作宾语,动词不定式专题复习课件,第8页,第8页,e.g.,I find it difficult to understand him.We thought it wrong not to help her.They found it impossible to get everything ready in time.,it作形式宾语，而将真正宾语动词不定式置于句末。,sb.believe/think/consider/feel/make/find+it+adj.+to do sth.,动词不定式专题复习课件,第9页,第9页,1.I dont know,where to go.,2.He didnt know,what to do./how to do it.,3.Can you tell me,how to get,there?,4.I cant decide,which to choose.,5.The teacher showed us,how to use a computer.,“疑问词+不定式”结构能够转换为从句形式,1）I dont know,where I will go.,2）He didnt know,what he would do,/how he could do it.,3）Can you tell me,how I can get there,.,4）I cant decide,which I will choose,.,5)The teacher showed us,how we could use a computer.,不定式与疑问词连用，组成不定式短语，作宾语,动词不定式专题复习课件,第10页,第10页,1.We have come to learn from you.,2.I got up early to catch the bus.,3.The boy is old enough to go to school.,4.He was too excited to say a word.,5.She was surprised to hear the news.,6.Im glad to meet you.,D.不定式作状语,不定式结构能够作状语，修饰动词、形容词、副词等，表示,目标、原因结果,等。,表示,目标,表示,原因,表示,结果,动词不定式专题复习课件,第11页,第11页,表示目标：,He came here just,to ask me some questions.,He bought a bicycle,to go to town more quickly,.,He went home,to see his mother,.,He came here,in order,to see Charlie.,He shouted and waved,so as,to be noticed,.,He went early,in order,not to miss the train,.,I turned the radio down,so as,not to disturb him,.,为了强调表示目标不定式结构，通常能够用,in order(not)to 或 so as(not)to,(so as to 不能放在句首）,能够和so that引导目标状语从句转换。,Mr Li got up early so tht he could catch the early bus.,Mr Li got up early so as/in order to catch the early bus.,动词不定式专题复习课件,第12页,第12页,表示结果：,普通用在enough to,tooto 等结构中,能够和sothat引,导结果状语从句转换,1.He ran fast enough to catch up with them.,2.He is too young to go to school.,3.She was too excited to say a word.,He ran so fast that he caught up with them.,He is so young that he cant go to school.,He isnt old enough to go to school.,She was so excited that she couldnt say a word.,动词不定式专题复习课件,第13页,第13页,表示原因：,be+adj（glad .sorry .sure.happy.afraid.,surprised 等表情感形容词后）+to do sth.,动词不定式专题复习课件,第14页,第14页,以下动词用不定式作宾语补足语时，带,to：,ask/tell/order/want/invite/allow/like/warn/encourage/teach would like sb to do,1.My mother always,likes,me,to get up,early.,2.Lucy often,teaches,me,to learn,English.,3.She doesnt,want,her,to attend,the meeting.,4.I,asked,him,to show,me the new dictionary.,5.She,asked,me,to stay there,.,6.Please,allow,me,to introduce Mr.White to you,.,E.不定式作宾语补足语,动词不定式专题复习课件,第15页,第15页,以下动词用不定式作宾语补足语时，必须省去不定式符号,to：,e.g.,1.He observed someone open the door.,2.I watched them get into the car.,3.Did you notice him leave the room?,学会记忆,:作宾补不带to.,一感：feel,二听：hear,listen to,三使役/让：let,make,have,五看：see,watch,look at,observe,notice,可带可不带to：help,动词不定式专题复习课件,第16页,第16页,总结:省to 不定式,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。,4）would rather，had better,5）Why dont you/why not：,6）help 可带to，也可不带to,help sb.(to)do sth.,7)had better(not),8)Will/Would you please?,动词不定式专题复习课件,第17页,第17页,1.I have a lot of homework,to do.,2.Do you have anything,to say?,3.My father has something important,to tell me.,4.Would you like something,to drink?,5.Here is a book for you,to read.,6.I have no time,to talk with her.,7.He needs a room,to live in.,8.He was always the last,to leave.,9.Betty was the first,to know the truth.,10.She usually has a lot of meetings,to attend,in the evening.,11.I want to get something,to read,during the vocation.,F.不定式作定语,不定式作定语,时，通常总是以短语形式在句中出现，,所以作定语时,要放在它所修饰名词或代词之后,。,动词不定式专题复习课件,第18页,第18页,不定式与所修饰词组成动宾关系时，假如不定式是,不及物动词,，,它后面应加上对应,介词,1.The nurse has five children to,look,after,.,2.Lets first find a room to,put the things,in,.,3.Please pass me some paper,to write,on,.,4.Theres nothing for us,to worry,about,.,5.She has a nice pen,to write,with,.,6.He bought a flat for the family,to live,in,.,动词不定式专题复习课件,第19页,第19页,e.g.,He is the only person to know the truth.,She is always the first to come and the last to leave.,当名词被the first,the last,the only 等序数词以及形容词最高级修饰时，惯用不定式作定语。,the first,the last,the next,the only to do sth,动词不定式专题复习课件,第20页,第20页,注意,作简短回答或预防无须要重复时，动词不定式经常省去,to 后面,动词，只,保留to,。,A:Would you like to come to my party?,Mary wanted to use my bike,but I asked her not,to,(use my bike).,B:Yes,Id love,to,(come to your party).,动词不定式专题复习课件,第21页,第21页,Ex：,1To do that sort of thing,is foolish.,2.I want,to see you this evening.,3.The work you have to do now is,to finish it quickly.,4.We found a house,to live in,.,5.She came here,to study English,.,6.I warned the patient not,to eat cold water,after the operation.,主语,宾语,表语,定语,状语,宾补,动词不定式专题复习课件,第22页,第22页不定式短语,what,who,which,how +不定式,when,where,用于tell,teach,how,wonder,learn,show,find out,ask,understand,explain 之后，在句中作主语、宾语、表语。,动词不定式专题复习课件,第23页,第23页,作宾语,I dont know how to do it.,where to go.,what to say.,when to begin.,which bus to take.,动词不定式专题复习课件,第24页,第24页,做主语,How to do it is very important.,Where to go,What to say,When to begin,动词不定式专题复习课件,第25页,第25页,作表语,The question is how to do it.,where to get it.,what to say.,动词不定式专题复习课件,第26页,第26页,1.Thank you for,us so well.,A.to teach B.teaches,C.taught D.teaching,2.I often do some,on Sundays.,A.washed B.to wash,C.washing D.washes,3.The boy,Jack in Class One is my brother.,A.call B.to be called,C.calling D.called,4.It often takes me half an hour,home.,A.Walking B.to walk,C.walked D.walks,5.Dont forget,her clean water every day.,A.to give B.giving,C.given D.give,动词不定式专题复习课件,第27页,第27页,6.I think it is important,English well.,A.learning B.learn,C.to learn D.learned,7.The funny story made us all,hard.,A.laugh B.to laugh,C.laughing D.laughed,8.Our teacher told us,hard at our lessons.,A.to work B.work,C.working D.worked,动词不定式专题复习课件,第28页,第28页,9.Could you tell me,this newspaper?,A.to read how B.how to read,C.what to read D.what read,10.I dont know,next.,A.what to do B.what to do it,C.how to do D.to how do it,11.My hair is too long,so I must have it,this afternoon.,A.cut B.cuts C.cutting D.cutted,12.Remember,last for class again.,A A.not to B.be not to,C.not to be D.not to come,13.Mr.Smith asked the man,the queue.,A.not jump B.didnt jump,C.not to jump D.to not jump,动词不定式专题复习课件,第29页,第29页,14.,Why not,with us?You see,its very,.,A.,go;interested B.go;interesting,C.,to go;interested D.going;interesting,15.What about,to the cinema tonight?,-Thats a good idea.Id like,with you.,A.,going;going B.to go;to go,C.,going;to go D.go;going,16.Everyone here is busy,read for the coming,entrance tests.,A.,get B.to get C.getting D.gets,动词不定式专题复习课件,第30页,第30页,17.Weve worked for two hours.Lets,a rest.,A.,stop to have B.stop having,C.,to stop to have D.stopping having,18.,Would you mind,me a favour（恩惠）？,A.,do B.to go C.doing D.did,19.,Mr.Wang asked me,him.A.,help B.helps C.to help D.helping,20.,Please tell Jim not,late again.,A.,to B.be C.to be D.be to,动词不定式专题复习课件,第31页,第31页,23.Please dont forget,to me,will you?,A.,to write B.writing C.write,22.The boy wants,his father a question about the moon.,asking B.to ask C.ask D.asked,21.Miss Yang asked the boy,the baby was,sleeping in the room.,A.,to stop to sing B.to stop singing,C.stop singing D.stop to sing,动词不定式专题复习课件,第32页,第32页,25.,Its about six oclock,Lets supper now.,A.,stop having B.to stop having,C.,stop to have D.to stop to have,26.Wed better on the road.A car may hit us.,A.,not to play B.not play,C.to not play D.dont play,24.,Mother decided Tom away from school.,A.,to keep not B.keep not,C.,not to keep D.not keep,动词不定式专题复习课件,第33页,第33页,A.,29.,I often see them with some foreigners.,A.,talk B.to talk C.talking D.talked,30.,He says life wont be worth without love.,A.,live B.living C.living Dto live,27.,Liu Mei helped the Turners their tickets on the,train.,A.,pick B.look up C.pick up D.look like,28.,I often see them with some foreigners.,A.,talk B.to talk C.talking D.talked,动词不定式专题复习课件,第34页,第34页,1.,31.This morning I saw a man,on the street on,my way,.,A.lives;there B.lived;to school,Clying;to school D.to lie;home.,32.He has given up,tennis since he was ill.,A.play B.to play C.playing D.plays,33.-will you come to the net bar with me?,-sorry,My mother always tells me,there.,A.,not go B.not to go C.go D.to go,动词不定式专题复习课件,第35页,第35页,34._ Do you still remember,me somewhere Beijing?,-Yes,of course.Two years ago.,A.to see B.see C.seeing D.saw,35.Parents must warn their children _.,A.to play with fire B.not to play with fire,C.of playing fire D.playing fire,1.,动词不定式专题复习课件,第36页,第36页,