【课件】Unit+2+Discovering+Useful+Structures+课件人教版必修第三册.pptx

Unit 2Unit 2 MORALS MORALS AND VIRTUESAND VIRTUES1.Climbingmountainsisdangerous.主语主语2.Mybrotheralwayslovesplayingbasketballafterschool.宾语宾语3.Hishobbyisplayinggames.表语表语观察下面句子并分析画线部分在句中所作的成分观察下面句子并分析画线部分在句中所作的成分5.Beingill，hecouldntgotoschool.定语定语4.ThemandoingthelivebroadcastiscalledLiJiaqi.状语状语6.Canyousmellanythingburning?宾语补足语宾语补足语动词动词-ing形式由形式由“动词原形动词原形+ing”构成。动词构成。动词-ing形式形式可在句中作可在句中作_、_、_、_、_和和_，但是不，但是不能单独作能单独作_。主语主语宾语宾语表语表语定语定语宾语补足语宾语补足语状语状语谓语谓语SummaryFocus on Focus on 基本用法基本用法the the inging form used form used as adverbial as adverbial 状语状语状语状语动词动词-ing形式是非谓语动词的一种，兼有形式是非谓语动词的一种，兼有动词动词和和形容词形容词的特征，的特征，在句中可作表语，定语，宾语补足语和状语，一般表示在句中可作表语，定语，宾语补足语和状语，一般表示进行或进行或主动主动的意思。的意思。u动词动词-ing形式用作状语时，其形式用作状语时，其逻辑主语逻辑主语必须与必须与句子的主语一句子的主语一致致，动词，动词-ing形式所表示的动作和句子的主语是形式所表示的动作和句子的主语是主动关系主动关系。u动词动词-ing形式在句中可以作形式在句中可以作时间时间、原因原因、条件条件、让步让步、方式方式、伴随伴随和和结果结果状语。状语。动词动词-ing形式作状语形式作状语1.作时间状语作时间状语egSeeingthepolice,hemadearunfortheexit.一一看到警察，他就朝出口奔去。看到警察，他就朝出口奔去。分析：分析：see的动作是由其逻辑主语的动作是由其逻辑主语“he”发出发出，与句子的主语，与句子的主语he一致，且构成一致，且构成主动关系主动关系，所以用，所以用动词动词-ing形式形式。将下面的时间状语从句改写成简单句。将下面的时间状语从句改写成简单句。Whenhewalkedoutoftheroom,hesawadog.Walkingoutoftheroom,hesawadog.1.现在现在分词作时间状语分词作时间状语（when,while,until）当她在公园里散步时，她看到了她的一个老朋友。当她在公园里散步时，她看到了她的一个老朋友。When/while(shewas)walkinginthepark,shesawanoldfriend.Walkinginthepark,shesawanoldfriend.e.g.Beingill,hedidntgotoschoolyesterday.因为因为生病了，他昨天没有上学。生病了，他昨天没有上学。分析分析:Heisill是是Hedidntgotoschool的原因。的原因。be的逻辑主语的逻辑主语和句子主语是一致和句子主语是一致,主动关系。主动关系。Notknowingtheway,hegotlost.翻译句子翻译句子：由于不认路，他迷路了。：由于不认路，他迷路了。Ashe_,hegotlost.didntknowtheway动词动词-ing形式的否定式是在形式的否定式是在其前面加其前面加not。2.作原因状语作原因状语2.现在现在分词作原因状语分词作原因状语（since,because或或as）Ashewasill，hecouldntgotoschool.Beingill，hecouldntgotoschool.Becausehewaspoor,hecouldntaffordaTVset.=Beingpoor,hecouldntaffordaTVset.e.g.Turningtotheleft,youwillseeaschool.向左转你就向左转你就会看到一所学校。会看到一所学校。Ifwe_,wewillsucceed.翻译句子：翻译句子：努力学习努力学习,我们就会成功。我们就会成功。Studyinghard,wewillsucceed.studyhard3.作条件状语作条件状语3.现在现在分词作条件状语分词作条件状语(if,once或或unless)Ifyouworkhard，youllmakegreatprogress.Workinghard，youllmakegreatprogress.Ifyouuseyourhead,youllfindagoodway.=Usingyourhead,youllfindagoodway.e.g.Grantingthistobetrue,wecannotexplainit.虽然虽然我们承认这是事实，却无法予以说明。我们承认这是事实，却无法予以说明。Knowingitisdifficult,Idontgiveup.翻译句子：翻译句子：虽然知道它很难，我也不放弃。虽然知道它很难，我也不放弃。AlthoughI_,Idontgiveup.knowitisdifficult4.作让步状语作让步状语4.现在现在分词作让步状语分词作让步状语(though/although/whether)Whethersheworkedorread，shealwaysdidherbest.Workingorreading，shealwaysdidherbest.Thoughstudiedhard,hedidntpasstheexam.=Studyinghard,hedidntpasstheexam.e.g.Yougavemesuchafrightcreepinguponmelikethat!你你那样不声不响地从后面过来，吓我一跳！那样不声不响地从后面过来，吓我一跳！用动词用动词-ing形式作状语的结构翻译下列句子。形式作状语的结构翻译下列句子。1)请你用另一种方式回答问题。请你用另一种方式回答问题。2)她跑进屋里来。她跑进屋里来。Pleaseanswerthequestionusinganotherway.Shecamerunningintotheroom.5.作方式状语作方式状语e.g.Thechildfell,strikinghisheadagainstthedoorandcuttingit.那那孩子跌倒了，头碰在门上磕破了。孩子跌倒了，头碰在门上磕破了。Hewentabroad,leavinghisuncleabighouse.翻译句子：翻译句子：他出国了，留给他叔叔一间大房子。他出国了，留给他叔叔一间大房子。Hewentabroadand_hisuncleabighouse.left6.作结果状语作结果状语e.g.Thelittleboywentupstairs,trailinghisteddybearbehindhim.那个那个小男孩走上楼去，身后拖着他的玩具熊。小男孩走上楼去，身后拖着他的玩具熊。Emmawassittinginanarmchairreadingabook.Emma坐坐在一张扶手椅上看书。在一张扶手椅上看书。7.作伴随状语作伴随状语5.现在现在分词作方式分词作方式/伴随状语伴随状语/结果结果状语状语Istoodbythedoor，anddidntdaretosayaword.Istoodbythedoor，notdaringtosayaword.Hisparentsdiedandlefthimanorphan.Hisparentsdied，leavinghimanorphan.动词动词-ing形式做结果状语，是表示随着谓语动词所表示的动作形式做结果状语，是表示随着谓语动词所表示的动作的发生而产生的的发生而产生的自然结果自然结果，其逻辑主语往往是前面整个句子，其逻辑主语往往是前面整个句子所描述的情况，前面有时候可以加所描述的情况，前面有时候可以加thus。而动词不定式作结果状语时常表示而动词不定式作结果状语时常表示出乎意料的结果出乎意料的结果，有时前，有时前面可以加面可以加only。e.g.Wecamehomeonlytofindourgardeninamess.Heleft,nevertoreturn.注意：注意：不一样的结果状语不一样的结果状语1)为使动词为使动词-ing作状语所表达的时间作状语所表达的时间;条件条件;让步等更明确让步等更明确,可在动词可在动词-ing形式前加上适当的连词形式前加上适当的连词(when,while,though,unless,if,evenif等等)特别提醒特别提醒:1.Donttalkwhile havingdinner.吃饭时不要说话。吃饭时不要说话。2.Oncelosingthischance,youcanteasilyfindit.一旦失去这次机会你一旦失去这次机会你就就很难找回。很难找回。2)动词动词-ing形式作状语时形式作状语时,其逻辑主语必须与句子的主语一致其逻辑主语必须与句子的主语一致.1.Lookingoutofthewindow,thegardenwasbeautiful.Lookingoutofthewindow,wefoundthegardenbeautiful.2.Whilereadingthebook,thetelephonerang.Whileshewasreadingthebook,thetelephonerang.1.Havingfinishedhishomework,herushedouttoplaybasketball.2.Nothavingstudiedhislessonsveryhard,hefailedthetest.3)当当-ing表示的动作发生在谓语表示的动作发生在谓语动词之前动词之前时时,应使用完应使用完成式成式:havingdone.否定式在前加否定式在前加not。1.Havingbeencriticizedbytheteacher,hegaveupsmoking.2.Beingquestionedbytheteacher,shefeltveryupset.4)当当-ing与句子的主语存在逻辑上的动宾关系时与句子的主语存在逻辑上的动宾关系时,-ing分词要用被动形式。分词要用被动形式。5)Ving用于某些固定搭配中用于某些固定搭配中,表示说话人的态度表示说话人的态度;观点等观点等,如如:generallyspeaking,frankly/honestlyspeaking,judgingby/from,considering/seeing,supposing等等1.Generallyspeaking,girlsaremorecarefulthanboys.2.Supposingitrains,wewillputoffthesportsmeeting.3.Judgingfromhisaccent,hemustbefromthenorth.1._(try)many times,he still couldnt overcome thedifficulties.2._(eat)atthecafeteriabefore,Tinadidntwanttoeatthereagain.3.Unless_(see)thechangeswithyourowneyes,youwillneverbelievetheirgreatness.4.Hiscarbrokedownontheway,thus_(cause)himtobelatefortheelection.5.Tomwalkedaway,_(complain)aboutthecoldweather.HavingtriedHavingeatenseeingcausingcomplainingExercises6.Therearemanygoods,_(range)fromfoodanddrinktosomeelectronicproducts.7.Youhavetopreparethenextquestion_(depend)onwhatthepersonsays.8._(walk)inthestreetwithhisdogfollowinghim,hefeltreallyfreeandpleased.9._(finish)hiswork,hewentoutintothegardentohaveawalk.rangingdependingWalkingHavingfinishedFocus on Focus on 基本用法基本用法the the inging form form used as used as object complementobject complement宾补宾补宾补宾补 观察归纳：观察归纳：动词动词-ing-ing形式作宾语补足语常放在宾语后面形式作宾语补足语常放在宾语后面,对宾语进行补对宾语进行补充说明表示一个充说明表示一个_的动作的动作,强调一个过强调一个过程或一种状态。程或一种状态。正在进行的主动性正在进行的主动性1.读句子，思考读句子，思考V-ing作宾语补足语的作用是什么？作宾语补足语的作用是什么？1)Whenwereturnedtotheschool,wefoundastrangerstandingattheentrance.2)Thebosskepttheworkersworkingthewholenight.Weseeherlisteningtomusic.Wecanseefourkidsrunninginthepicture.Thepolicecaughtthemanstealingthemoney.singingsungsingpaintpaintingpaintedfinishedstolenlookingclosedtowash4.I can go out with all the clothes .washed4.Nervously_(face)challenges,IknowIwillwhispertomyselfthetwosimplewords“Beyourself”.5._(work)fortwodays,Stevemanagedtofinishhisreportonschedule.6.Allthefootballplayersontheplaygroundcheeredloudly,_(say)thatIhadatalent_football.7._(turn)around,wesawanoldwoman_;(walk)towardstheriver.高考链接高考链接facingHavingworkedsayingforTurningwalking8.Chinasapproachto_(protect)itsenvironmentwhile_(feed)itscitizensoffersusefullessonsforagricultureandfoodpolicymakersworldwide.9._(know)whichuniversitytoattend,thegirlaskedherteacherforadvice.10.Somestudentswillfeelagrowingsenseofanxietywiththeexam_(draw)nearwhileothersmayappearcalm.Notknowingdrawing高考链接高考链接protectingfeedingComplete the sentences with the correct forms of the verbs in the box.feelwantfacesmilereturnworryhearknock1._thathiswifehadbeeninjuredinanaccident,MrJohnsonhurriedtothehospital.2.Duringtheoperation,shesatinthewaitingroomforoveranhour_abouthim.3.Isawherwhisperingsomethingintohisear,obviouslynot_tobeheard.Hearingworryingwantingn.事故；车祸事故；车祸n.手术手术vi.&vt.悄声说；耳语悄声说；耳语4.Hesuddenlywokeupatmidnightwhenheheardsomeone_athisdoor.5._higherimportandexportcosts,thecompanyislookingforwaystosurvive.6._fromtheNorthPole,thetravellerwroteabookabouthisexperienceandhaditpublishedthefollowingyear.7.Thechildlayonhermotherslap,_sweetly.8._hurtbytherejection,shebitherlipandquietlywalkedaway.FacingReturningsmilingFeelingfeelwantfacesmilereturnworryhearknockknockingn.子夜；午夜子夜；午夜n.进口进口n.出口出口n.(行星的行星的)极；地级极；地级n.(坐着时的坐着时的)大腿部大腿部Read the story and answer the questions.HenryNormanBethunewasaCanadiandoctorwithaverycreativemindandadeterminationtohelppeople.Asasmallboy,hebecameveryinterestedinmedicineanddecidedtobecomeadoctor.Afterhegraduatedfrommedicalcollegein1916,BethuneworkedasadoctorinEngland,theUS,andCanada.Hereinventedorredesignedover10medicalinstrumentstomakethemmoreuseful.In1938,BethuneleftforChina,afterheheardthatmanypeopleweredyinginthewar.Despitethedifficultsituation,DrBethunedidwhateverhecouldtoassisttheChinesepeople.Hehelpedtoorganisehospitals,taughtdoctorsandnurses,andshowedpeoplehowtogivefirstaid.Sadly,DrBethunepassedawayinNovemberthefollowingyearandwasburiedinShijiazhuang.AfterDrBethunesdeath,ChairmanMaoZedongwroteanarticleinmemoryofhim,inwhichhepraisedDrBethuneasaherotoberememberedinChina.n.主席主席n.回忆回忆1.WhydidDrBethunecometoChina?2.HowdidhehelptheChinesepeopleduringthewar?3.WhatdidChairmanMaoZedongsayabouthim?Becauseheheardthatmanypeopleweredyinginthewar.Hehelpedtoorganisehospitals,taughtdoctorsandnurses,andshowedpeoplehowtogivefirstaid.ChairmanMaopraisedhimasaherotoberememberedinChina.HenryNormanBethunewasaCanadiandoctorwithaverycreativemindandadeterminationtohelppeople.Asasmallboy,hebecameveryinterestedinmedicineanddecidedtobecomeadoctor.Afterhegraduatedfrommedicalcollegein1916,BethuneworkedasadoctorinEngland,theUS,andCanada.,decidingtobecomeadoctorRead the story again and rewrite the underlined parts using the-ing form.Hereinventedorredesignedover10medicalinstrumentstomakethemmoreuseful.In1938,BethuneleftforChina,afterheheardthatmanypeopleweredyinginthewar.Despitethedifficultsituation,DrBethunedidwhateverhecouldtoassisttheChinesepeople.Hehelpedtoorganisehospitals,taughtdoctorsandnurses,andshowedpeoplehowtogivefirstaid.afterhearingthatHelpingtoorganisehospitals,hetaughtandshowedORHehelpedtooragnisehospitals,teachingandshowingSadly,DrBethunepassedawayinNovemberthefollowingyearandwasburiedinShijiazhuang.AfterDrBethunesdeath,ChairmanMaoZedongwroteanarticleinmemoryofhim,inwhichhepraisedDrBethuneasaherotoberememberedinChina.praisingDr.Bethuneasaheroto动词动词-ing形式作状语时，可以表示时间、原因、结果、形式作状语时，可以表示时间、原因、结果、条件、让步、方式、伴随情况条件、让步、方式、伴随情况等。等。动词动词-ing形式作宾补表示正在进行的活动形式作宾补表示正在进行的活动或一直重复的或一直重复的动作。动作。