新人教选修6-Unit4-Global-warming-Language-points语言点

Unit4GlobalWarmingLanguagepoints1．Whatdoyouthinkgreenhousegasesdo?你认为温室气体有什么作用呢?特殊宾语从句当一般疑问句主句的谓语动词是think,believe，suppose，consider,imagine，guess，suggest等时，表疑问的词要放在句首。•例如：[正]Whodoyouthinkwillwininthegame?[误]Doyouthinkwhowillwininthegame?2.Sohowhasthiscomeaboutanddoesitmatter?[考点]comeabout是不及物短语，意为“发生”。Pleasetellmehowtheaccident_____.Iamstillinthedark.(2005江西)A.camebyB.cameoutC.cametoD.cameabout得到，获得出版，露出达到It’salready10o’clock.Iwonderhowit____thatshewastwohourslateonsuchashorttrip.(湖北2006)A.cameoverB.cameoutC.cameaboutD.cameup[点拨]comeover来访；comeout出来，出版；comeup出现，到来。3.Thereisnodoubtthattheearthisbecomingwarmerandthatitishumanactivitythathascausedthisglobalwarmingratherthanarandombutnaturalphenomenon.Thereisno/littledoubtthat….Thereissomedoubtwhether….辨析：肯定句时，doubt后使用连词whether。否定句时，doubt后使用连词that。[考点1]Thereisnodoubtthat...是固定句型，意为“毫无疑问……”，that引导的是同位语从句，用来进一步补充说明doubt的具体内容。[考例]Someresearchersbelievethatthereisnodoubt______acureforAIDSwillbefound.(广东2005)A.whichB.thatC.whatD.whether4.amountof习惯用语：alargeamountof/largeamountsof相当数量的;一些（接不可数名词）谓语动词单复数随amount同alargequantityof/largequantitiesofn.数量Inaninvoicetheamountofmoneyshouldbewrittenbothinwordsandinfigures.发票上的钱数要用文字和数字写出来。5．Withoutthe‘greenhouseeffect’，theearthwouldbeaboutthirty-threedegreesCelsiuscoolerthanitis.如果没有温室效应，地球会比现在冷33℃。▲这是一个含蓄虚拟条件句应该注意有时假设的情况并不以条件从句形式表示出来，而是通过一个介词短语或其他方式表示。常用的词或短语有：without,butfor，butthat，otherwise，or，but等。例如：Withoutyourhelp(=Ifwehadnothadyourhelp)，wecouldnothavesucceeded．要是没有你的帮助，我们是不会成功的。Butforelectricity(=Iftherewerenoelectricity)，therewouldbenomodernindustry．要是没有电，就不会有现代工业。Hewashavingameetingwithhisstudents；otherwisehewouldhavecome.他当时正与他的学生进行讨论，否则的话他就来帮我们了。Hefeltverytiredyesterday,orhewouldhaveattendedtheparty．他昨天很累,不然他就参加那个聚会了。6.ItwasascientistcalledCharlesKeelingwhomadeaccuratemeasurementsoftheamountofcarbondioxideintheatmospherefrom1957to1997.[翻译]是一位名叫查尔斯·奎林的科学家把1957至1997年期间大气层中二氧化碳的含量作了精确的统计。[点拨]该句是一个itwas...who强调句Idon’tmindhercriticizingme,but______ishowshedoesitthatIobjectto.(江西2007)A.itB.thatC.thisD.which[点拨]去掉itis和that后，本句相当于...,butIobjecttohowshedoesit，是个完整的句子。故此句是it强调句型，被强调部分是宾语从句。--WhatwasitthatwasbeingheldduringDec.3to5inWuzhen?--The4thWorldInternetConference7.Ontheotherhand,therearethose,likeGeorgeHambley,whoareopposedtothisview,believethatweshouldnotworryabouthighlevelsofcarbondioxideintheair.[翻译]在另一方面,还有一些人，对这一观点持反对态度，像科学家乔治·汉布利，他们认为我们不必担心空气中高含量的二氧化碳。Iwanttogototheparty,butontheotherhandIoughttobestudying.•meanwhile,atthesametime8.consequence•inconsequence/consequently/therefore,因此•asaconsequence=asaresult结果•asaconsequenceof=asaresultof•由于…的结果9.range•in/withinrange在范围之内•outof/beyondrange在范围之外•rangefrom…to…在…范围内变化•rangebetween…and…在…之间变化10.buildup•buildupthebusiness•Sediment(沉淀物)buildsupontheoceanfloor.•Thisbuiltupmyhopeaftertheinterview.develop扩大,发展collect累积,收集增加,树立I.写出各单词的正确形式。1.Alargeq______ofriceisbadlyneededhere.2.Studentsarefromawider______ofbackgrounds.3.Shestudiedhard,andinc____________shepassedtheexam.4.Theparkattracts4millionvisitorsp___year.quantityrangeconsequenceper5.Whatsortof______(燃料)dothesemachinesneed?6.The______(数据)isstillbeinganalysed.Sodon’tbesoworried.7.Theearthquakewasaterrible_____________(大灾难).8.Arainbowisanatural___________(现象)especiallyafteraheavyrain.10.The______(曲线图)ofexportindicatesanewsuccessofthecompany.graphfueldatacatastrophephenomenonII.填空1.climate;weathera.It’sverydifficultforhertogetusedtothedryandcold______there.b.Howwewishthesunny______couldkeepupforanotherseveraldays!2.comeabout;comeacrossa.I’venever___________anyonequitelikeherbefore.b.Pleasetellmehowtheaccident__________.Iamstillinthedark.climateweathercomeacrosscameabout3.quantity;qualitya.Muchofthelandwasofpoor______.b.Buyvegetablesinsmall__________,foryourimmediateuse.4.resultin;resultfroma.Theaccident___________thedeathofthreepeople.b.Hisfailure______________notworkinghardenough.qualityquantitiesresultedinresultedfrom5.glance;glare;starea.He______angrilyatheracrossthedinnertable.b.She______atthepageforseveralminutes,tryingtounderstand.c.She______roundtheroombeforesheleft.glaredstaredglancedIII.每空一词,使两个句子的意思相同。1.Itwasverylate,buttheywentonworking.Itwasverylate,butthey______working.2.Wedon’tdoubtthathecandoagoodjob.__________________hecandoagoodjob.3.Theircarelessnessledtothefailure.Theircarelessness____________thefailure.keptonThereisnodoubtthatresultedin4.Idon’tknowhowtheaccidenthappened.Idon’tknowhowtheaccident__________.5.Thefactoryturnsoutalargenumberofpaperproducts.Thefactoryturnsout_________________________paperproducts.6.Althoughtheyraisetheprice,he’sgoingtobuythefarm.He’sgoingtobuythefarm____________theyraisetheprice.evenif/thoughcameaboutlargequantitiesof/alotof