高考英语复习课件：选修6Unit4《Global warming》新人教版.ppt

Unit4Globalwarming,课前10分钟,短文填空IwasinmyhotelroomwhenIheardthefire_.Igrabbedmybagsandkickedthedoor_.IranasfastasIcouldtothelift.WhenIwasalmostthereIrememberedthatI_mycameraintheroom，soIhurried_togetit.Suddenlytherewas_everywhereandIsawflames_fromtwootherrooms.Iwentbackintomyroomandopenedthe_soIcouldgetsomeair.ThenIrantowardsthestairs，carryingmybagsandmy_.ThehotelwasfilledwithsmokeandIstartedcoughing,alarm,open,hadleft,back,smoke,coming,window,camera,漫画欣赏,画面描述,Twomenarestaringatapottedflowerwithdifferentexpressionsontheirfaces.Onemanisthinkingaboutthesadendingoftheflowerwhiletheotherisimaginingtheflowerblooming.,寓意理解,Facedwiththesamesituation，pessimisticpeoplemayfeelhelplessandcomplainaboutitalldaylong.Optimisticpeople，however，maylookatitpositivelyandtakeitasachancetoshowhisabilitiesandtalents.你能否对此加以扩展，写一篇120词左右的小短文？,.词义辨析1.Mostairpollutioniscausedbytheburningof_likecoal，gasandoil.AfuelsBarticlesCgoodsDproducts,A,课堂双基回归,2Itwasabadyearforfilms，intermsofboth_andquality.AtendencyBpresentationCquantityDexistence3Largerbabies_toscorehigheronIQtestswhentheygrowup.AadvocateBappealCtendDattempt4Somepeopleare_tothedecisionwhileothersareinfavourofit.AaddictedBcontributedCattachedDopposed5Imnotmakingexcuses；Imsimply_afact.AstatingBadoptingCpressingDhandling,C,C,D,A,6Thespeechwilldealwithabroad_ofissuesaffectingprofessionalwomen.AgraphBrangeCdataDBranch7The_familyincomeoftheUS.increasedfrom20,000dollarsperyearin1992to25,000in2002.AcasualBaverageCrandomDsteady8Scientistshavemanytheoriesabouthowtheuniversefirstcameinto_.AgrowthBsurvivalCabortionDexistence9Atnotimeandunderno_willChinabethefirsttousenuclearweapons.AphenomenaBcoincidencesCcommitmentsDcircumstances,B,B,D,D,10Hewasgivenanexpensivecarasarewardforhis_tothecompanyssuccess.ApresentationBcivilizationCcontributionDreputation.短语填空comeabout；goup；resultin；beopposedto；keepon；onbehalfof；putupwith；solongas；buildup；turnup1Icanhardlyheartheradio.Wouldyou_please?2Thecarcrash_threepeoplebeingkilledandoneinjured.3Theseexercisesaregoodfor_legstrength.4Thepriceofoilhas_byover50percentinlessthanayear.,C,turnitup,resultedin,buildingup,goneup,5Atfirstthey_thescheme，butwemanagedtoarguethemround.6_alltheguestshere，Iwishtothankyouforgivingusthiswarmreception.7Wewanttoknowhowit_thathumansspeaksomanydifferentlanguages.8“Iwillnot_yourbadbehaviouranylonger，”saidthegirlangrily.9Youcancertainlydoitwellifyou_practisinghard.10Idontcareabouttheprice，_thecarisingoodcondition.,wereopposedto,Onbehalfof,cameabout,keepon,putupwith,solongas,.完成句子1Itishumanactivity_(导致了地球变暖)ratherthanarandombutnaturalphenomenon.(cause)2Itmeansthatmoreheatenergytendstobetrappedintheatmosphere_(从而引起全球气温上升)(go)3Ifyouarecold，putonmoreclothes_(而不要把暖气开大)(heat),thathascausedthisglobalwarming,causingtheglobaltemperaturetogoup,insteadofturninguptheheat,.模仿造句1Itisarapidincreasewhencomparedwithothernaturalchanges.翻译与地球的大小比起来，最高的山也一点不显得高了。_2Theclimateisgoingtokeeponwarmingfordecadesorcenturies.翻译他不顾警告，仍继续抽烟。_3Wedonothavetoputupwithpollution.翻译其实她没必要对我们做出那样的承诺。_,Whencomparedwiththesizeoftheearth，thehighestmountaindoesntseemhighatall.,Hekeptonsmokinginspiteofthewarnings.,Infactshedoesnothavetomakesuchacommitmenttous.,4ItisOKtoleaveanelectricalapplianceonsolongasyouareusingit.翻译你只要保持安静，就可能呆在这儿。_5Ittakesaotofenergytomakethingsfromnewmaterials.翻译做这项工作需要技巧和体力。_,Youmaystayheresolongasyouremainquiet.,Ittakesskillandstrengthtodothework.,核心词汇梳理,1quantityn.量；数量识记alarge/smallquantityof或large/smallquantitiesof“大量的、少量的”，用以修饰可数或不可数名词。,知识要点整合,Thereisonlyasmallquantityofflowersleftinthegarden.花园里只剩下少量鲜花了。Athirstymanwilldrinklargequantitiesofwater.口渴的人会喝大量的水。提示argequantitiesof短语作主语时，不管后接可数名词还是不可数名词，谓语动词都要用复数。Quantitiesofarmswerediscoveredhiddeninthetrucks.卡车上发现藏有大量的武器。Largequantitiesofoilareimportedfromabroadeveryyear.每年要从国外进口大量的石油。拓展inquantity“大量地；很多”，一般在句中作状语。Itscheapertobuygoodsinquantity.大宗购物比较便宜。,链接alargeamountof大量的agreatdealof大量的agreatnumberof大量的alargesupplyof大量的alargecollectionof大量的alargemassof大量的,2opposevt.反对；抗争Theyopposedthegovernmentsnewpolicies.他们反对政府的新政策。句型beopposedto(doing)sth.反对(做)某事Mostofusareopposedtothedeathpenalty.我们大多数人反对死刑。SomeresidentswereopposedtonamingthehighschoolafterMartinLutherKing.一些居民反对以马丁路德金的名字命名这所高中。识记asopposedto与不同；而不是Studentsdiscussideas，asopposedtojustcopyingfrombooks.学生们常讨论一些观念，而不是单纯抄袭课本。,3circumstancen.境况；状况(通常用复数形式)识记inreducedcircumstances经济拮据；在贫困中Theyhavebeenlivinginreducedcircumstancessinceshelostherjob.自从她失业以来，他们一直过着经济拮据的生活。识记under/in.circumstances在情况下under/innocircumstances无论如何不；决不Underthecircumstances，itseemedbetternottotellhimabouttheaccident.在这种情况下，不告诉他有关这次事故的情况似乎更好。,Iwillundernocircumstancesletmydaughtermarrysuchaperson.我决不会把女儿嫁给这种人。提示under/innocircumstances置于句首时，句子要用倒装语序。Undernocircumstanceswillyoubegivenasecondchance.无论如何也不会再给你第二次机会。链接under/inthepresentconditions在目前情况下onthiscondition在这一条件下onthisoccasion在这种场合inadifficultsituation处境困难,4consequencen.结果；后果；影响搭配take/suffer/facetheconsequencesof承担的后果Hebrokethelaw，andnowhemustfacetheconsequencesofhisactions.他触犯了法律，现在必须承担自己的行为带来的后果。识记inconsequenceof因为；由于inconsequence因此；结果asaconsequenceof因为；由于asaconsequence因此；结果Inconsequenceofhisbadconducthewasdismissed.由于行为不良，他被开除了。,Itrainedyesterdayandinconsequencethematchwascanceled.昨天下雨了，结果比赛被取消。ThetsunamihitthecoastlinearoundtheIndianOcean.Asaconsequence，thousandsofpeoplediedandmorebecamehomeless.海啸袭击了印度洋沿岸地区。结果，成千上万的人丧生，更多的人无家可归。,5rangevi.(在一定范围内)变动；变化；分布；涉及搭配rangefrom.to.在之间变化Therewere120studentswhoseagesrangedfrom10to18.有120名学生，年龄在10至18岁之间。Accommodationrangesfromtouristclasstoluxuryhotels.住宿条件从经济旅馆到豪华宾馆不等。识记rangeover涉及Hislecturesrangedwidelyoveravarietyoftopics.他的讲座广泛涉及了各种话题。n.幅度；范围；射程,识记withinrangeofvision在视野之内bein/withinrange在射程以内beoutof/beyondrange超出射程；在射程之外averywiderangeofinterests广泛的兴趣anarrowrangeofknowledge狭窄的知识面,重点短语例释,1comeabout发生；产生；造成提示comeabout常用于疑问句或否定句中。Howdidtheaccidentcomeabout？事故是如何发生的呢？Ididntknowhowthemistakehadcomeabout.我不知道怎么会出这样的错误。句型Howdoesitcomeaboutthat.?怎么会发生这样的事呢？Howdoesitcomeaboutthatheissobadlyoffwhenheearnsquiteagoodsalary.他挣那么多钱，却那样贫穷，怎么会这样呢？,2resultin引起；使获得；结果Hisangrywordsresultedinafight.他的气话引起了一场打斗。Theexperimentresultedinthediscoveryofacureforcancer.实验结果是发现了治疗癌症的方法。辨析resultfrom由引起；因而起Thisterribleaccidentresultedfromhiscarelessness.这次可怕的意外事故是因他的疏忽大意而引起的。链接bringabout引起，造成bringon导致leadto导致，引起contributeto导致setoff引起,3keepon继续Wekeptonstudyinglateintothenight.我们坚持学习到深夜。Hekeptontalkingafterthebellrangforclass.上课铃响后他还在继续讲着。4onthewhole大体上；基本上Wemetsomethingunhappy，butonthewhole，weenjoyedourstaythere.虽然遇上一点不愉快的事情，但总的来说，我们在那里很舒畅。Onthewholeourbusinesswasgoingonsmoothly.总的来说，我们的生意进展平稳。,5goup上升；增长；建起来Thepriceofcigarettesisgoingup.香烟的价格上涨了。Newofficeblocksaregoingupeverywhere.到处都在兴建新的办公楼群。6putupwith忍受；容忍Noiseiscomingtothepointwherewecantputupwithit.噪音快到我们无法忍受的地步。Wehavetoputupwithherbadtemper.我们只得忍受她的坏脾气。,疑难语句细解,1ItsOKtoleaveanelectricalapplianceonsolongasyouareusingitifnot，turnitoff！在使用电器设备时你可以把它开着。如果不用就把它关掉。【要点指南】