(复习公开课-齐)动词不定式

TangJieqiTheInfinitive“todo”SpringFestivaliscoming!Doyouwanttoreceivepresents?Todaytherearesometasksforyoutofinish.Onequestionisfor1point!Thewinninggroupwillgetapresent!Let'sgo!(1)ItwasinterestingtolearnabouttheWolongPandaReserve.(2)Weneedtohelptheanimalsliveinpeace.(3)Manypeopledecidenottothinkaboutit.(4)Theirwaterisn’tgoodtodrink.(5)Ourgovernmentisworkinghardtosavepandas.(6)Manyanimalshavenoplacetolivein.(7)Thedifficultyistostoppeoplekillingthem.(SentencesfromM9)Wecalltheredwords——TheInfinitive“todo”ReadthemtogetherTasks1）动词不定式的基本形式和否定形式2）动词不定式的基本用法3）动词不定式省略to的情况Task1动词不定式的基本形式和否定形式动词不定式的基本形式是由“to+v原”构成，其否定形式是nottodo.注：动词不定式没有人称和数的变化.要点小结：Task1()Itwasfreezingoutside.Hedecided_______hiscoat.A.toputonB.puttingonC.putsonD.puton()Theteachertoldus_______inbed.A.don’treadB.readnotC.tonotreadD.nottoreadTask1动词不定式的基本形式和否定形式Task2动词不定式的用法常用句型：It’s+adj.(+forsb.)+todosth.（对某人来说）做某事是怎样的1.不定式做主语：形式主语真正主语=Toanswerthequestionisdifficultforme.It’sdifficultformetoanswerthequestion.Haveatry!Translate:对我来说回答这问题是很难的。e.g.TolearnEnglishwellisnoteasy.=It’snoteasytolearnEnglishwell.It’simportanttoloveourclass.+1(1)Whendoweuse“It’s+adj.(+forsb.)+todosth.”?(2)Whendoweuse“It’s+adj.(+ofsb.)+todosth.”?+1+1Itis+adj+forsb+todo.important/possible/impossible/difficult/hard…Itiseasyformetodothehomework.Itishardforhimtoplaytheviolin.要点小结：当adj描述的是“todo…”时，用for。Itis+adj+ofsb+todo.kind/stupid/careful/clever/rude…Itiskindofyoutohelpme.Itisrudeofhimtobreakthewindow.要点小结：当adj描述的是“sb.”时，用of。2.不定式做表语的结构“n+be+todo”常放在be动词后，表明主语“是什么”“怎么样”。e.g.Ourplanistogotherebyplane.我们的计划是乘飞机去那儿。（主语和表语指代的是同一事物）1.Myjobis_________computers.A.tosellingB.sellC.tosell2.Herhobbyis______(play)football.toplayHerwishistostudyinHuangqiMiddleschool.Myjobistocleanthestreets.3.Iwanttobuyaticket.(做宾语)接动词不定式作宾语常见的几个动词、短语是want,try,decide,offer,agree,plan,begin,learn,wish,hope,start,need,like,love,wouldlike，can’twait等.e.g.1)Theydecidedtotryagain.2)Studentsneedtogotoschoolbefore7o’clockeveryday.3.不定式做宾语的结构：“V+todo”的结构1.Myfriendswant________(buy)someticketsforus.2.Myparentsdecide_______(give)memoremoney.3.Heplans_____(go)toBeijingforaholiday.4.Theboyhopes______(pass)theEnglishexam.5.Mylittlesonlearns_____(read)somenewwords.6.Ican’twait_____(drink)thebottleofjuice.7.Shewouldlike_______(become)beautiful.tobuytogivetogotopasstoreadtodrinktobecomeExercises4.ShehelpedustolearnEnglish.动词不定式作宾语补足语,常见的动词有tell,ask,want,wouldlike,wish,teach,help,invite等.其否定形式为：“V+sb.not+todo”(做宾语补足语)Shetoldmenottogivethebooktohim.IaskedJohntocarrythebox.4.不定式做宾语补足语的结构：肯定形式：“V+sb.+todo”1.Doesyoumotherwishyou____adoctor?A.beingB.tobeC.become2.Myteacheralwaystellsme________(study)hard.3.Idon’twantyou________(help)me.4.Sheasksme____________(notjoin)them.5.Mybestfriendteachesme________(swim).6.Heofteninviteshisfriends________(have)dinner.Exercisestostudytohelpnottojointoswimtohave5.Theywerehappytohearthatnews.(做状语)不定式作状语一般表示目的，原因或结果．1.Iamsorrytohurtyou.伤害到你我很难过。2.ShewasexcitedtoseeYaoMing！见到姚明她很激动！5.不定式做状语的结构：“sb.+be+adj+todo”3.Tonyisafraidtogoout.托尼害怕外出。1.Shewassurprised___apresent.2.A.receiveB.receivesC.toreceive2.Thewaterisnotclear____.A.todrinkB.fordrinkingC.drinks3.I’msorry______you.A.hitB.tohitC.hittingB.4.Heistooyoung______(go)toschool.Exercisestogo6.作定语(后置）的结构：“n+todo”1.Ihavesomething_______﹙要说﹚.2.Shehasalotofwork_______﹙做﹚everyday.3.Theoldmanhasahouse_______﹙住﹚.tosaytodotolivein6.不定式做定语：用来修饰前面的名词或者不定代词。注意：他在找一个房子住。越来越少土地可居住的。请给我把笔来写东西。Heislookingforahousetolivein．Thereislessandlesslandtoliveon．Pleasegivemeapentowritewith．需要保留介词的时候，不能去掉。7.特别结构：“疑问词+todo”e.g.1）Canyoutellmewhattosay（说什么）atthemeeting?2）Wedon’tknowwhentoleave(什么时候离开)Beijing.3）Canyoushowmehowtoswim（怎样游泳）?4）Hedidn’ttellmewheretogo（去哪里）.1.JoeisteachingAlice______thechair.A.howmendB.howmendingB.C.howtomend2.Idon’tknowwhat________(do)next.3.Couldyoutellmewhen________(have)dinner?Exerciseshearsee+sb+dosthfindmakelet+sb+dosth8.不定式中省略to的动词1.Whentheywentintothepark,theysaw2.someone_____ChineseKongfu.A.playingB.playedC.toplay2.Mr.Brownmadehisstudents_____thenewwords.A.rememberingB.rememberC.toremember3.Pleaseletthestudents___down.A.sittingB.tositC.sit4.—IsWeiFanggoodatsinging?---Yes,sheis.Weoftenhearher_____inherroom.A.tosingB.singC.sings8.只能跟v-ing的动词：finish,enjoy,mind,keep,practise,lookforwardtodoing1.Ican’thelp_____(cry).2.Hedidn’tfinish____(do)homework.3.Wouldyoumind____(close)thewindow.4.EverydayMarypractise______(speak)English.5.Kangkangisbusy_____(watch)TVnow.6.Ilookforwardto___(hear)fromyou.7.Theykeep____(play)basketball.8.Mysisterfeelslike______(eat)icecream.10.注意Stoptodo与stopdoing：•stoptodo指的是：停下其它的事情，去做不定式的动作。Wearesotired.Let’sstoptohavearest.我们太累了，让我们停下来休息一会儿吧。Stopdoing是指停下来正在做的事情。Thestudentsstoppedtalkingwhentheteachercamein.1.Shereachedthetopofthehillandstopped____onabigrockbythesideofthepath.A.tohaverested2.B.restingC.torestD.rest2.It’stimeforclass,pleasestop________(talk)3.Hestopped_____(say)hellotomewhenhesawme.4.It’stoolate,let’sstop_____(work)5.Hestopped______(cry)whenseeinghismother.Ctalkingtosayworkingcryingremembertodo记得要去做rememberdo