高考非謂語(yǔ)動(dòng)詞之不定式todo講解

試題先練1.Robertissaid____abroad,butIdon’tknowwhatcountryhestudiedin.A.tohavestudiedB.tostudyC.tobestudyingD.tohavebeenstudying2.Thepurposeofnewtechnologiesistomakelifeeasier,____itmoredifficult.A.notmakeB.nottomakeC.notmakingD.don’tmake第一頁(yè)第二頁(yè)，共33頁(yè)。3.I’veworkedwithchildrenbefore,soIknowwhat____inmynewjob.A.expectedB.toexpectC.tobeexpectingD.expects試題先練4.Havingatrip

abroadiscertainlygoodfortheoldcouple,butitremains____whethertheywillenjoyit.A.toseeB.tobeseenC.seeingD.see第二頁(yè)第三頁(yè)，共33頁(yè)。5.Themotherdidn’tknow____toblameforthebrokenglassasithappenedwhileshewasout.A.whoB.whenC.howD.why6.Theboywantedtoridehisbicycleinthestreet,buthismothertoldhim____nottoB.nottodoC.notdoitD.donotto試題先練第三頁(yè)第四頁(yè)，共33頁(yè)。7.Iwouldlove____tothepartylastnightbutIhadtoworkextrahourstofinishareport.A.togoB.tohavegoneC.goingD.havinggone8.CharlesBabbageisgenerallyconsidered____thefirstcomputer.A.toinventB.inventingC.tohaveinventedD.havinginvented試題先練第四頁(yè)第五頁(yè)，共33頁(yè)。一、不定式構(gòu)成主動(dòng)語(yǔ)態(tài)被動(dòng)語(yǔ)態(tài)一般式進(jìn)行式完成式不定式

todo

tobedone

tobedoing

tohavedone

tohavebeendone

----------第五頁(yè)第六頁(yè)，共33頁(yè)。(1).Theypretendednottoseeus.(2).Hepretendedtobestudying.(3).Shepretendedtohaveknownitbefore.強(qiáng)調(diào)同時(shí)發(fā)生強(qiáng)調(diào)先后一、不定式構(gòu)成第六頁(yè)第七頁(yè)，共33頁(yè)。Toseeistobelieve.It’simportantforustolearnEnglishwell.It’skindofyou

tothinksomuchofus.(1).主語(yǔ)單個(gè)不定式作主語(yǔ)時(shí),謂語(yǔ)動(dòng)詞用單數(shù)Todo做主語(yǔ)，往往用it作形式主語(yǔ),二、不定式的用法及考點(diǎn)第七頁(yè)第八頁(yè)，共33頁(yè)。(2).表語(yǔ)Myaimtohelpthepatient.is主語(yǔ)常常是表意向，打算，計(jì)劃的詞。如wish,idea,task,purpose,duty,dream,aim等注意：如果主語(yǔ)里有含有實(shí)義動(dòng)詞do時(shí)，做表語(yǔ)的todo一般要省去toWhatyouhavetodoisworkhard.第八頁(yè)第九頁(yè)，共33頁(yè)。a).Iplantogohome.Theworkersdemandedtogetbetterpay.(3)賓語(yǔ):三種情況常用動(dòng)詞不定式作賓語(yǔ)的動(dòng)詞?？嫉挠校篽ope,refuse,setout，manage,pretend,plan,afford,expect，mean,promise,try,prefer,decide,determine,want,wish等第九頁(yè)第十頁(yè)，共33頁(yè)。Ihavenoideaabouthowtodoit.Idon’tknowwhattoexpectinthefuture.注意：如果作賓語(yǔ)的不定式結(jié)構(gòu)有自己的補(bǔ)語(yǔ)，則應(yīng)使用it作形式賓語(yǔ)Ifinditdifficulttounderstandhim.Wethoughtitwrongnottohelpher.Theyfounditimpossibletogeteverythingreadyintime.b).WH疑問(wèn)詞+todo第十頁(yè)第十一頁(yè)，共33頁(yè)。注意：不定式用在介詞but,except,后作賓語(yǔ)時(shí),如果這些介詞前有行為動(dòng)詞do的各種形式,那么介詞后的不定式不帶to,相反則帶to.(1).Shecoulddonothingbutcry.(2).Ihavenochoicebuttogo.第十一頁(yè)第十二頁(yè)，共33頁(yè)。c.)be+adj.+todo做賓語(yǔ)be+glad,afraid,sure,pleased,determined,willing,eager,anxious,ready等構(gòu)成的謂語(yǔ)后可加不定式todo做賓語(yǔ)Iamsuretofinishtheworkontime.Iamdeterminedtogiveupsmoking.第十二頁(yè)第十三頁(yè)，共33頁(yè)。注意區(qū)別trydoing嘗試做trytodo試圖/努力做remember/forgetdoing記得/忘記做過(guò)的事remember/forgettodo記得/忘記去做stoptodo停下來(lái)去做stopdoing停止做meantodo打算做mean意味著regrettodo遺憾地做regretdoing后悔做第十三頁(yè)第十四頁(yè)，共33頁(yè)。1)帶to的不定式作賓補(bǔ)ask,advise,allow,remind,persuade,order,command,warn,force等+sbtodoHeaskedyoutocallhimatteno'clock.ThenoteremindsmetobecarefulwhateverIdo.I'dneverallowmychildrentobehavelikethat.(4).Todo做賓補(bǔ)第十四頁(yè)第十五頁(yè)，共33頁(yè)。使役動(dòng)詞make,have,let;感官動(dòng)詞see,watch,observe,hear,listento,notice如:Hemadeafaceandmadeeverybodylaugh.注意：被動(dòng)時(shí)加to,此為出題點(diǎn).Weseehim

go

upstairs.Hewasseen

togo

upstairs.2)不帶to的不定式作賓補(bǔ)。第十五頁(yè)第十六頁(yè)，共33頁(yè)。Ihavesomethingtosay.Hehasalotofhomeworktodo.Heislookingforaroomtolivein.Thereisnothingtoworryabout.(5).定語(yǔ)a.如果不定式中的動(dòng)詞是不及物動(dòng)詞,則不定式中要有介詞.b.如果為place,time時(shí)后習(xí)慣上把介詞省略Iwantaquietplacetolive.第十六頁(yè)第十七頁(yè)，共33頁(yè)。注意1:?？嫉牟欢ㄊ阶鞫ㄕZ(yǔ)的詞有way,ability,chance,ambition,anxiety,attempt,beliefHehasanambitiontobeapilot.注意2：由only,last,next,序數(shù)詞和adj.最高級(jí)修飾的詞常用不定式作定語(yǔ)。此為出題點(diǎn)Heisthefirsttocomeandlasttoleave.第十七頁(yè)第十八頁(yè)，共33頁(yè)。Icameheretoseeyou.Tocatchthefirsttrain,Hegotupveryearly.Irushedtothestation,onlytofindthetrainalreadygone.(出人意料的結(jié)果,此為重要考點(diǎn))(6)狀語(yǔ)（表示目的或結(jié)果）第十八頁(yè)第十九頁(yè)，共33頁(yè)。Wouldyoubesokindastocarrytheluggageforme?Theboyistooyoungtocarrytheheavybox.Thefoodisgoodenoughtoeat.注意：在一些搭配中也有體現(xiàn)inorderto,soasto,enoughto,too….to.第十九頁(yè)第二十頁(yè)，共33頁(yè)。(7).獨(dú)立結(jié)構(gòu)tobefrank坦白的說(shuō)toputitanotherway換句話(huà)說(shuō)tomakethingsworse更糟糕的是needlesstosay不用說(shuō)Totellthetruth,Idon’tagreewithyou.類(lèi)似的結(jié)構(gòu)第二十頁(yè)第二十一頁(yè)，共33頁(yè)。注意1：tohavedone出題點(diǎn)1.Sb+is+said/reported/considered/thought/believedtohavedonesth.Heissaidtohavewrittenanewbook.2.Itisanhonortohavebeeninvitedtotheparty.第二十一頁(yè)第二十二頁(yè)，共33頁(yè)。注意2：主動(dòng)表被動(dòng)1.rent,blame,let習(xí)慣用主動(dòng)表被動(dòng)Thehouseistorent/let.Whoistoblameforthefire?2.todo做定語(yǔ)且句子中有動(dòng)作執(zhí)行者時(shí)Ihavealotofworktodo.Hewantthelettertobetypedrightaway.3.adj.+todo時(shí)Englishisdifficulttolearn.4.Thereisnotimetolose/tobelosed.(均可)第二十二頁(yè)第二十三頁(yè)，共33頁(yè)。注意2:句型1.prefertoratherthandosth.2.whynotdosth.3.sth.needtobedone.=sth.needsdoing4.thekey/answerto(doing)sth.介詞第二十三頁(yè)第二十四頁(yè)，共33頁(yè)。注意2:句型5.adj.+todoEnlishisdifficulttolearn.6.theway+todo7.Itremainstobeseenwhetheryouwillsucceed.8.can’twaittodosth.等不及做某事第二十四頁(yè)第二十五頁(yè)，共33頁(yè)。exercise第二十五頁(yè)第二十六頁(yè)，共33頁(yè)。Myteacherwasmade_____histeachingbecauseofpoorhealth.givingupB.togiveupC.giveupD.givenup2.Thesentencewants____oncemore.explainedB.toexplainC.beingexplainedD.explainingBD第二十六頁(yè)第二十七頁(yè)，共33頁(yè)。3.Taiwanisconsidered____apartofChina.A.havingbeenB.tohavebeenC.tobeD.being4.TheEmperorcommandedtheman_____theclothesforhimwithoutdelay.A.tohavewovenB.tobewovenC.tobeweavingD.toweaveCD第二十七頁(yè)第二十八頁(yè)，共33頁(yè)。5.IfoundtheGermanlanguagehard____.learnedB.learningC.tobelearnedD.tolearn6.—Thelightintheofficeisstillon.---Oh,Iforgot______off.A.turningitB.turnitC.toturnitD.havingturneditDC第二十八頁(yè)第二十九頁(yè)，共33頁(yè)。7.Thekey____theproblembetweenthecompanyandthecustomersistomeetthedemand____bythecustomers.tosolving,makingB.tosolving,madeC.tosolve,makingD.tosolve,made8.---Whatdoyouthinkoftheschool?----Itisaver