Unit1,RevisetheInfinitive,livingwell,DoyoubelieveIcanflylikeabird?,HowcanyoubelieveIcanflylikeabird?,_istobelieve.Itsimpossibleforhumans_now.,Tosee,toflylikeabird,結(jié)構(gòu):todo;(否定)nottodo,二.時(shí)態(tài)與語態(tài),不定式,todo,tobedone,tobedoing,tohavedone,tohavebeendone,tohavebeendoing,-,-,(1).Theypretendednottoseeus.,(2).Hepretendedtobesleeping.,(3).Shepretendedtohaveknownitbefore.,(一般式表示與謂語的動(dòng)作同時(shí)/幾乎同時(shí)/發(fā)生在它之后.),(進(jìn)行式表示在謂語動(dòng)詞發(fā)生的同時(shí),不定式的動(dòng)作也正在進(jìn)行),(完成式表示動(dòng)作發(fā)生在謂語動(dòng)作之前),(4).Werehappytohavebeenworkingwithyou.,(完成進(jìn)行式表示謂語動(dòng)作發(fā)生之前,不定式的動(dòng)作一直在進(jìn)行而且可能之后也繼續(xù)),1.作主語,2.作賓語,3.作賓語補(bǔ)足語,4.作定語,5.作狀語,6.作表語,7.作獨(dú)立成分,8.與疑問詞等連用,(1).不定式作主語時(shí),往往放在謂語之后,用it作形式主語.,Toseeistobelieve.,Itsimpossibleforhumanstoflylikeabirdnow.,(2).不定式作表語,protecttheworld.,Helikesto_.Ifinditstillnecessary(forhim)to_ifhewantstowin.,(3)不定式作賓語,playbasketball,句型：think/consider/findit+adj.+todo,常接動(dòng)詞不定式作賓語的動(dòng)詞有：agree,afford,appear,ask,attempt；care,choose,claim；dare,decide,demand,deserve,determine；expect,fail,get,guarantee；hate,hesitate,hope,hurry；intend,learn,manage,offer,plan,prepare,pretend,promise；refuse,seem,tend,threaten；want,wish等+todo。,Theteachertoldmeto_Iexpectyouto_.,(4).不定式作賓補(bǔ),handinmypapers,Theteachertoldmetocleantheblackboard.Iexpectyoutogivemesomehelp.,引導(dǎo)不定式作賓補(bǔ)的動(dòng)詞：,五看,watch,see,lookat,observe,notice,三使,let,make,have,二聽,listento,hear,一感覺:,feel,Warn,tell,allow,help,ask,force等,+sbtodosth,+sbdosth（省略to）,Imadehimdohiswork.,Hewasmadetodohiswork(byme).變成被動(dòng)，被省略的to要還原。,不定式用在介詞but,except,besides后時(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.,Note1,Note2,Ihavesomethingtosay,butmybrotherhasalotofhomework_,soIamlookingforsomeone_.,(5).不定式作定語,不定式作定語時(shí)，應(yīng)放在被修飾詞的后面，而且放在其他后置定語之后。,1.作定語的不定式如果是不及物動(dòng)詞，或者不定式所修飾的名詞或代詞是不定式動(dòng)作的地點(diǎn)、工具等，不定式后面須有相應(yīng)的介詞。Heislookingforaroomtolivein.,2.不定式所修飾的名詞如果是time,place或way，不定式后面的介詞習(xí)慣上要省去。Hehadnomoneyandnoplacetolivein.,3.something,anything,nothing,everything等復(fù)合不定代詞常用不定式做后置定語。,注意比較：,1)Haveyouanythingtosend?你有什么東西要寄嗎？2)Haveyouanythingtobesent?你有什么要（我或別人）寄的東西嗎？,（不定式tosend的動(dòng)作執(zhí)行者是you）,（不定式tobesent的動(dòng)作執(zhí)行者是已被省略的me或someoneelse）,Igotupearlyto_.Icamehereto_.,(6)不定式作狀語,inorderto,soasto,enoughto,onlyto,too.to.,catchthetrain,Totellthetruth,Iamnothappyatthemoment.,(7).獨(dú)立結(jié)構(gòu),tobefrank,tobehonest,totellthetruth,Hedidntknow_.,(8).與疑問詞等連用,whattosay,不定式與疑問詞who,which,when,how,what等連用，在句中起名詞作用，可充當(dāng)主語、表語、賓語等。,Hedidntknowwhattosay.(賓語)Howtosolvetheproblemisveryimportant.(主語)Myquestioniswhentostart.(表語),注意：,在與why連用時(shí)，只用于why或whynot開頭的簡(jiǎn)短疑問句中，后面緊跟的動(dòng)詞不定式不帶to。Whynothavearest?,(9)不定式的省略,(1).不定式中的動(dòng)詞上文已出現(xiàn)過,下文要省略該動(dòng)詞.,e.g.:Wouldyouliketogowithme?Idliketo.,(2).不定式是tobe結(jié)構(gòu),be不可省.,e.g.:Wouldyouliketobeateacher?Idliketobe.,Martysays,2.Ihavelearnedtoadapttomydisability.,3.Iusedtoclimbtreesandswimandplayfootball.,4.ThenIstartedtogetweakerandweaker.,HaveALk,1.Thedoctorsdontknowsotheydontknowhowtomakemewell.,Martysays,HaveALk,5.Evenafterallthetests,noonecouldgivemydiseaseaname,soitisdifficulttoknowwhatthefuturewillbelike.,6.Sometimes,Iamtooweaktogotoschool.,7.MyambitionistoworkinthecomputerindustrywhenIgrowup.,8.LastyearIinventedandabigcompanyhasdecidedtobuyitfromme.,Martysays,HaveALk,9.Ihavealotofstudytodoaswell,especiallyafterIhavebeensickforawhile.,10.Ihavehadtoworkhardtoliveanormallife,butithasbeenworthit.,11.IfIhadthechancetosayonethingtohealthykids,itwouldbethis:,12.Justacceptthemforwhotheyareandgivethemencouragementtoliveasrichandfullalifeasyoudo.,介詞,Exercise,1.Thepatientwaswarned_oilyfoodaftertheoperation.A.toeatnotB.eatingnotC.nottoeatD.noteating2.Iwouldlove_tothepartylastnightbutIhadtoworkextrahourstofinishareport.A.togoB.tohavegoneC.goingD.havinggone3.CharlesBabbageisgenerallyconsidered_thefirstcomputer.A.toinventB.inventingC.tohaveinventedD.havinginvented,4.LittleJimshouldlove_tothetheatrethisevening.A.tobetakenB.totakeC.beingtakenD.taking5._lateintheafternoon,Bobturnedoffthealarm.A.TosleepB.SleepingC.SleepD.Havingsleep6.Theteacheraskedus_somuchnoise.A.dontmakeB.notmakeC.notmakingD.nottomake,7.Pauldoesnthavetobemade_.Healwaysworkshard.A.learnB.tolearnC.learnedD.learning9.Theboywantedtoridehisbicycleinthestreet,buthismothertoldhim_.A.nottoB.nottodoC.nottorideD.donotto,10.Robertissaid_abroad,butIdontknowwhatcountryhestudiedin.tohavestudiedB.tostudyC.tobestudyingD.tohavebeenstudying11.Thepurposeofnewtechnologiesistomakelifeeasier,_itmoredifficult.notmakeB.nottomakeC.notmakingD.dontmake12.Iveworkedwithchildrenbefore,soIknowwhat_inmynewjob.expectedB.toexpectC.tobeexpectingD.expects,13.Havingatripabroadiscertainlygoodfortheoldcouple,butitremains_whethertheywillenjoyit.A.toseeB.tobeseenC.seeingD.see14.ItissaidinAustraliathereismorelandthanthegovernmentknows_.itwhattodowithB.whattodowithitC.whattodoitwithD.todowhatwithit,Iwanttotellyousomething,Hi,Iwanttotellyousomething.IwillgotoRuianforshoppingthisafternoon.Doyouwanttogowithme?First,IdliketogotoKaiTaistore.Buttobefrank,mostoftimeIamthereonlytodosomewindowshopping,becauseeverythingisexpensive.Then,IplantogotoHongQiaoroadtobuysomecloth