【课件】Unit1Grammar：不定式用法课件-2021-2022学年人教版（2019）高中英语选择性必修第三册

非谓语动词之动词不定式todo的用法关于动词的那些事（思维导图）动词谓语动词

（作谓语）非谓语动词

（作主宾表定状补）tododoingdonedo/does/did找出谓语和非谓语1.ToimprovemyEnglish,Idecidetolearngrammarattentively.2.Goingtobedearlyandgettingupearlyisbeneficialtoourhealth.3.Seenfromthetopofthehill,ourschoollooksbeautiful.4.Thestudy,publishedin2009,foundthatwhenwritingwithapenandpaper,participantswrotelongeressaysandmorecompletesentencesandhadafasterwordproductionrate.举办2022年冬季奥运会是我们国家巨大的荣幸。Tohostthe2022WinterOlympicsisagreathonorforourcountry.作主语非谓语动词之todo的句法功能习近平主席决定宣布冬奥会开幕。PresidentXidecidedtodeclare

the2022WinterOlympicsopen.作宾语Everyoneseemedtobesatisfiedwiththeopeningceremonyof2022WinterOlympics.每个人似乎都对这次的开幕式很满意。作表语TheBeijingWinterOlmpicswillopenonFebruary4,2022,whichwillfeature7sports,15disciplinesand109events.Inthefollowing16days,therewillbe109eventstobeenjoyed.在接下来的16天里，我们将看到109个精彩的项目。作定语Towinthecompetition,thecompetitorshavetopracticeharddayandnight.为了赢得比赛，运动员们不得不没日没夜地练习。作状语Ourathletesarebelievedtobethebestintheworld.我们的运动员被认为是世界上最棒的。作补语

回归课本1.PerhapsthebestwaytounderstandWesternartistolookatthedevelopmentofWesternpaintingoverthecenturies.2.DuringtheMiddleages,thepurposeofWesternartwastoteachpeopleaboutChristianity.3.Inthiswork,Monet'saimwastoconveythelightandmovementinthescene.4.Whattheyattemptedtodowasnolonger(to)showreality,butinsteadtoaskthequestion,“Whatisart”?不定式作表语课前自主扫描时态和语态

主动语态被动语态意义一般式表示动作与谓语动作同时发生或发生在谓语动作之后完成式表示动作发生在谓语动作之前进行式\表示谓语动作发生时,不定式动作正在进行完成进行式\表示动作发生在谓语动作之前且一直持续到谓语动作发生时,仍在进行todotobedonetobedoingtohavedonetohavebeendonetohavebeendoing1.主语是以aim,ambition,duty,hope,idea,intention,plan,purpose,suggestion,attempt等为中心词的名词词组.Thepurposeofeducationistodevelopafinepersonalityinstudents.Thedutyofthepoliceistokeep

ussafe.Thesuggestion

foryouistostudy

hard.【造句练习】1.他的梦想是有一天能成为一名技术娴熟的摄影师。2.这个活动的意图是满足所有学生的需求。3.研发新科技的目的是让生活更简单。4.现在，这些医生最重要的任务是照顾好这些伤员。Hisdream

istobecome

askilledphotographeroneday.Theintention

oftheactivity

istomeettheneedsofallthestudents.Thepurpose

ofdevelopingnewtechnologies

istomakethelifeeasier.Nowthemostimportanttask

ofthedoctors

istotakegoodcareofthewounded.2.用于seem,appear,remain,prove,turnout等之后。Severalproblemsremaintobesettled.WhenIenteredtheroom,sheseemed

(read)anovel.tobereadingSomethingproved

(go)wrongwiththatwashingmaching.tohavegone【造句练习】1.是否参加比赛还有待讨论。2.他好像在来上学前就已经感冒了。3.看起来科学家们在这个领域正在不断取得进步。Whethertoparticipateinthecompetitionremainstobediscussed.Heseemedtohavecaughtacoldbeforegoingtoschool.Thescientists

appeartobemakingconstantprogressinthisfield.3.用于表达想法、约定、义务、命令、可能性、命运等。Wearetotravelintwoyears.(表想法)Asplanned,wearetoholdthetalentshowtoday.(表计划，安排)Youaretofinishyourhomeworkontime.(表义务)4.what引导主语从句时Whattheboys'parentstoldthemjustnowwas___________(notplay)inthestreet.Itwastoodangerous.

nottoplayWhatweneedtodoatthiscriticalmomentis__________(stay)athomeandnotmeetpeopleface-to-face.

(to)stayWhathewantedtodobeforegoingtoschool

was_________(finish)hishomework.(to)finish不定式作表语时，如果前面有实义动词do的形式(do,did,does)，作表语的不定式常省略to。5.“疑问词+不定式”也可以用作表语Thequestionishowtocarryouttheplan.Thebiggestchallengeinourlifeishowtosurvivewithoutfriends.Matchthesentencehalvesandunderlinethekeywordsofthesubjectineachsentence.1Theyoungsinger’sintentionofperformingthesongwas2Thebestwaytodobusinessis3WhatthesurvivorsattemptedtodowasA.tobuildtrustbetweenyouandyourclient.Btoachievepermanentpeacebetweentheirtwocountries.C.tobuildamemorialtotheheroeswhosavedtheirlives.D.tosharehisloveforrockmusicwithhisfans.adj.永久的;长久的adj.纪念的n.纪念碑;纪念品4Themainpurposeofarteducationinschoolsis5Theaimofthetwoleadersattheconferencewas6Forahumbleperson,oneofthehardestthingsmightbe7Whenyouarefacedwithaseriousdecision,mysuggestionis8Themotherbelievesherdutyis9AllhewantedafteratiringdaywasBtoachievepermanentpeacebetweentheirtwocountries.E.tobeleftalone.F.tocriticize

otherpeople.G.toinspirestudentstobecreative.H.tolistentoyourowninnervoice.I.toraisehersontobecomeamanwithanoblemindandagenerousheart.adj.谦逊的;虚心的v.批评;评价summarytodo主语宾语表语定语状语补语1.主语是