Period2:LearningaboutLanguage(RevisetheuseofInfinitive)TeachingAimsTodiscoverandlearntouseusefulwordsandexpressionsTodiscoverandlearntouseusefulstructuresTeachingProceduresStepI.WarmingupbydiscoveringusefulwordsandexpressionsStepII.DiscoveringusefulwordsandexpressionsDoingvocabularyexercisesTurntopages45anddoexercises1、2、3and4.StepIII.ReadinganddiscoveringusefulstructuresNowreadthetextagaintofindasmanyexamplesoftheinfinitiveasyoucan.Theinfinitivecanbeused1.asthesubject2.asthepredicative,3.astheobject4.astheobjectplement5.astheadverbial6.astheattributeThefollowingisthedetailedexplanationoftheInfinitives:TheInfinitivesI.Form:k&xx&k]A:Therearesixformsoftheinfinitives:ActivePassivesimple(todo)Iwanttodotheworktonight.(tobedone)Theworkistobedonetonight.perfect(tohavedone)Robertappearstohavedonethework.(tohavebeendone)Theprojectmusthavebeendone.continuous(tobedoing)Petermustbedoinghisworknow.

perfectcontinuous(tohavebeendoing)Theboyisbelievedtohavebeendoingtheworkforthewholeday.

B:Thefullinfinitiveconsistsoftwowords,to+verb,asshownabove.Butaftercertainverbsandexpressionsweusetheformwithouttoi.e.i.e.the"bareinfinitive".Forexample:Youhadbettersaynothing.C.Itisnormallyadvisabletoputanywordsbetweenthetoandtheverb,butseesplitinfinitive.D.Toavoidrepetition,aninfinitiveissometimesrepresentedbyitsTo.Forexample:A:Doyousmoke?B:No,butIusedto(smoke).II.Usesoftheinfinitive:A.Usedassubject:a.Aninfinitiveoraninfinitivephrasecanbethesubjectoftheverbs,e.g.appear,seem,beetc.1.Tosavemoneytodayseemsimpossible.ORItseemsimpossibletosavemoney.(here"It"isusedasanformalsubject.i.e.notrealsubject)2.Toleanoutthewindowsisdangerous.ORItisdangeroustoleanoutofthewindows.b.Usuallyinfinitiveconstructionsofthistypeconsistofit+be+adjective(forsb)+todobutsometimesanouncanbeusedinsteadofanadjective.e.g.Itisdifficult(forme)tolearnEnglishwell./Itisadifficulty(forme)tolearnEnglish.c.cost/take+objectcanalsobeused.e.g.Itcostme200dollarstobuythesebooksthatIlikedmost.Ittookthe200workertobuildtheGrandBridge.B.Usedasobject:Someverbsarefollowedbyatoinfinitivebutnoting(eg.agree,aim,ask,appear,bedetermined,decline,demand,endeavor,fail,hesitate,hope,hurry,manage,offer,plan,proceed,prepare,pretend,promise,refuse,want,wish,etc.).Someverbsarefollowedbyingbutnotatoinfinitive(egadmit,avoid,consider,delay,deny,detest,dread,envisage,feellike,finish,imagine,miss,recall,resent,risk,suggest).Theverbsbegin,cease,startandcontinuecanbefollowedbyeitheratoinfinitiveoran~ingformwithlittledifferenceinmeaning(egEventhoughitwasraining,theycontinuedtoplay/playing).Otherverbscanbefollowedbyeitheratoinfinitiveoraningform,butthereisadifferenceinmeaning.GERUNDINFINITIVEforgetHe'llneverforgetspendingsomuchmoneyonhisfirstputer.Don'tforgettospendmoneyonthetickets.goonGoonreadingthetext.Goontoreadthetext.meanYouhaveforgottenyourhomeworkagain.Thatmeansphoningyourmother.Imeanttophoneyourmother,butmymobiledidn'twork.rememberIrememberswitchingoffthelightswhenIwentonholiday.Remembertoswitchoffthelightswhenyougoonholiday.stopStopreadingthetext.Stoptoreadthetext.tryWhydon'tyoutryrunningafterthedog?Itriedtorunafterthedog,butIE.g.Iregrettoinformyouthatyourapplicationhasbeenunsuccessful,toindicatethatweareabouttodosomethingwearenothappyabout;It'stoolatenow,butI'llalwaysregretaskingJohntodothework.tosaywehavealreadydonesomethingthatwearenothappyabout.WeusetheGerundortheInfinitiveafterthefollowingverbs.Therearetwopossiblestructuresaftertheseverbs.Gerund:verb+ingInfinitive:verb+person+toinfinitiveadviseTheyadvisewalkingtotown.Theyadviseustowalktotown.allowTheydonotallowsmokinghere.Theydonotallowustosmokehere.encourage[來(lái)源:ZXXK]Theyencouragedoingthetest.[來(lái)源:學(xué)|科|網(wǎng)]Theyencourageustodothetest.permitTheydonotpermitsmokinghere.Theydonotpermitustosmokehere.Weusethefollowingstructureswiththewordremend:remendTheyremendwalkingtotown.Theyremendthatwewalktotown.C.Asplementofobject:e.g.1.Hewantedmetowatertheflowers.(HereIwouldwatertheflowers)2.Janetexpectedmetogiveheranicepresent.D.Asattributive:normallyafteranoun.e.g.1.Ihaveapositiontowrite.(heretowriteconsistsofpassive,buttobewrittenwouldnotbepossible)2.Johnhasgotalettertomail.E.Asadverbial(meanspurposeafterintransitiveverb)e.g.1.A:Whyareyougoingthere?B:Toseemyteacher.2.IcametotheTom'stogetmybookback.F.How/Whwordtodo:[來(lái)源:學(xué)*科*網(wǎng)]1.Ishowedhimhowtopressthebutton.2.Iaskedmyselfwheretogo.3.Hecouldn'tdecidewhich(one)tochoose.III.Tense&Passivea.presentinfinitive(meaningfutureoraplan)1.Idecidetodoit.=Isaytomyself,"Iwilldoit."(future)2.Iamtotravelaroundtheworld.(aplan)b.presentcontinuoustense.1.Wepretendedtobereadingourbookswhentheteachercamein.2.Heseemedtobecookingdinneratfiveyesterdayevening.c.perfectinfinitive.1.Heseemedtohavefinishedcookinghisdinnerbysevenyesterday.2.JaneissorrytohavekeptJimwaitingsolong.d.perfectcontinuoustense.1.Hepretendedtohavebeenworkingontheproblemsforhours.2.Theyappearedtohavebeentrainingthemselvesforanhour.e.presentinfinitivepassive1.Thebridgetobebuiltherewillbethegrandestoneintheworld.2.ThefilmtobeseenbyTomisagreatone.f.perfectinfinitivepassive1.Theflowersseemedtohavebeenwateredbysevenyesterday.2.Themistakestohavebeenm