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非谓语动词(1)非谓语动词有不定式、v.­ing形式和v.­ed三种形式:非谓语动词时态和语态表达意义不定式一般式:___________动作在谓语动词后发生进行式:___________动作与谓语动词同时发生完成式:___________动作在谓语动词之前发生v.­ing形式一般式:___________动作与谓语动词同时发生完成式:___________动作在谓语动词之前发生v.­ed形式表示完成和被动一、动名词和不定式作主语时的区别1.动名词作主语表示一般的、抽象的、______性的行为2.不定式作主语表示_____的、一次性的或特指的动作Walkingisgoodforhealth.Tohaveawalkinthespringafternoonwithmymumispleasant.3.特定句式中的习惯表达Itis+adj.+for/ofsth+todoItisuseless/nouse/nogood+doingsth.4.注意动名词的复合结构5.注意结构的对称。Practice:1.---What'smadeRuthsoupset?---_____threeticketstothefolkmusicconcert.A.ToloseB.LosingC.BecauseoflosingD.Sinceshelost2.---It'sgettingverylate.Maybeweshouldn'tgo.---No,let'sgo.Gettingtherelateisbetterthan_____atall.A.wedon'tarriveB.toarrivenotC.nottoarriveD.notarriving3.Itisacommonpracticeforpeopleinourhometown_____hardboiledeggstoannouncethebirth.A.topassoutB.topassingoutC.passingoutD.passedout4._____thelocalcustomstroubledhimalot.A.HisnotknownB.HisknownnotC.HisknowingnotD.Hisnotknowing5._____toloudmusictoomuchcancausehearinglossinsometeenagers.A.ExposedB.BeingexposedC.HavingbeenexposedD.Havingexposed6._____thepastyearasanexchangestudentinCanada,LiuMeiappearsmorematurethanthoseofherage.A.SpendingB.SpentC.HavingspentD.Tospend7._____againandagainwaswhathehadneverexpectedandwasjusttooupsettingtohim.A.CheatedB.BeingcheatingC.HavingcheatedD.Havingbeencheated8.Almosteveryoneofthegraduateswantstodeliverthekeynotespeechatthegraduationceremony.Forthespeaker,_____isanhonor.A.invitedB.beinginvitedC.beinvitedD.inviting9.---WhatmadeBillsoangry?---_____.Hisgirlfriendpromisedtocomeat8∶30,butshehasn'tcomeyet.A.HavingkeptwaitingB.BeingkeptwaitingC.TobekeptwaitingD.Tohavekeptwaiting10.Parkourisbecomingarecognisedsportwithevents.However,Itmakesmenervousjust______someonedoit.A.watchingB.beingwatchC.towatchD.havingwatched不定式和动名词作宾语的区别1.通常跟不定式作宾语的词有:want,wish,hope,expect,agree,decide,learn,pretend,ask,promise,choose,force,intend,attempt,fail,claim,long,plan,beg,demand,manage,offer,prepare,struggle,bedeterminedto,wouldlike(love,pref