高二选修6Unit4LanguagepointsPreview:Findthephrasesfromthepassage.1.与……相比comparedto2.发生,出现comeabout3.毫无疑问Thereisnodoubtthat4.而不是ratherthan5.赞同subscribeto6.由于,因为dueto7.化石燃料fossilfuels8.自然现象anaturalphenomenon9.少量气体smallamountsofgases10.温室效应greenhouseeffect11.大量的hugequantitiesof12.往往tendto13.被困在betrappedin14.上升goup15.在过去的100到150年overthelast100to150years16.做出精确的测量makeaccuratemeasurements17.导致resultin18.在接下来的100年overthenext100years19.对……的态度theattitudetowards…20.反对beopposedto21.积聚,增进,加强buildup22.即使,尽管evenif23.持续升温keeponwarming24.几十年或几十世纪fordecadesorcenturies1.Thatprobablydoesnotseemmuchtoyouorme,butitisarapidincreasewhencomparedtoothernaturalchanges.那温度变化在你我看来,也许并不明显,但与别的自然变化相比,那可算是急剧地增长。这是一个含有when引导的时间状语从句的省略形式,when后省略了____________.Comparedto/with与……相比,常放在句首作状语。Comparedto/withthattree,thisoneistall.与那棵树相比,这棵要高一些。itisCompareAtoB把A比作BCompareAB把A与B相比Life_____________________voyage.人生常被比作航海。Ifyou________Britishfootball_______Americanfootball,you’llfindmanydifferences.如果你把英式足球与美式足球相比,就会发现许多不同之处。Michael’snewhouseislikeahugepalace,_________withhisoldone.A.comparingB.comparesC.tocompareD.comparedisoftencomparedtocompareto/with2.Thereisnodoubtthattheearthisbecomingwarmerandthatitishumanactivitythathascausedthisglobalwarmingratherthanarandombutnaturalphenomenon.本句是一个复合句,第一个that引导的从句theearthisbecomingwarmer在句中是一个______从句。第二个that引导的从句itishumanactivitythathascaused…是一个强调句,强调____________________。Thereisnodoubt…是一个常用句式,意为“……是毫无疑问的”。解析:主句为肯定句时,doubt后使用连词whether。主句为否定句或疑问句时,doubt后则使用连词that。同位语主语humanactivity即学即用1)毫无疑问,他们在这件事上会同意的。Thereisnodoubtthattheywillagreewithyouonthismatter.2)我相信他会成功的。Idon’tdoubtthathewillsucceed.3)我怀疑他是否会来。Idoubtwhetherhewillcome.3.Allscientistssubscribe_totheviewthattheincreaseintheearth'stemperatureisduetotheburningoffossilfuelslikecoal,naturalgasandoiltoproduceenergy.所有科学家都赞同这样的观点:人们为了生产能量而燃烧化石燃料(如煤、天然气、石油等),从而引起了地球温度的升高。句中that引导___________从句。(be)dueto=becauseof______________beduetodosth_______________因为,由于同位语预定做……该公司的问题出在管理不善。Thecompany’problemwasduetopoormanagement.会议预定三点开始。Themeetingisduetostartat3o’clock.4.Somebyproductsofthisprocessarecalled“greenhouse”gases,themostimportantoneofwhichiscarbondioxide.这个升温过程的一些副产品就叫做“温室”气体,其中最重要的是二氧化碳。这是一个含有非限制性定语从句的复合句;句中which指代____________________。定语从句中的介词或介词短语可以提到引导词which,whom的前面。Theoldmanhasthreedaughters,__________areteachers.这位老人有三个女儿,其中的两个是老师。Soontheyarrivedatafarmhouse,_________________satasmallboy.不久他们来到了一所农舍,农舍前坐着一个小男孩。“greenhouse”gasestwoofwhominfrontofwhich句型:the+adj.最高级+oneof+which/who...其中最……的……仿写:⑴这里有很多的动画片,其中我最喜欢的是喜羊羊与灰太狼。Herearemanycartoons,____________________________isHappySheepAndGrayWolf.⑵我有三个姐姐,其中最年轻的三年前去了美国。Ihavethreesisters,____________________wenttoUSAthreeyearsago.thefavoriteoneofwhichtheyoungestoneofwhom5.Itmeansthatmoreheatenergytendstobetrappedintheatmospherecausingtheglobaltemperaturetogoup.这意味着更多的热量被困在大气层中,从而引起全球温度上升。that引导的是_____从句,其中的分词短语“causingtheglobaltemperaturetogoup”作_____________。宾语结果状语goup上升;增长;升起—Doyouthinkthathousingpricewillkeep______intheyearstocome?—Sorry,Ihavenoidea.A.liftingupB.goingupC.bringingupD.growingup[点拨]liftup鼓舞;bringup抚养;growup成长。问句意为:你认为接下来几年房价还会上涨吗?6.Theproblembeginswhenweaddhugequantitiesofextracarbondioxideintotheatmosphere.当我们把大量额外的二氧化碳排入大气层的时候,问题就出现了。表示“大量的”时,可用以下形式:①修饰可数名词many,agreat/largenumberof,great/largenumbersof,agood/greatmany(后面没有of),manya(后接单数名词,其谓语动词也用单数形式)②修饰不可数名词much,agreat/largeamountof,great/largeamountsof,agreat/gooddealof③既可以修饰可数名词,也可以修饰不可数名词alotof=lotsof,aquantityof=quantitiesof,amassof=massesof,plentyof(前面没有a)▲这些短语均常被形容词修饰,如:alargenumberof,asmallamountof,agreatquantityof。▲inamount/amounts/quantity/quantities/number意为“在数量上,大量地”。【即景活用】Withmoreforestsbeingdestroyed,hugequantitiesofgoodearth______eachyear.A.iswashingawayB.isbeingwashedawayC.arewashingawayD.arebeingwashedaway7.“Wecan’tpredicttheclimatewellenoughtoknowwhattoexpect,butitcouldbeveryserious.”我们预报气候不够准确以致于不能知道要发生的事,但是情况可能很严重。not...enoughtodosth.意为:“_____________”;enough表示它前面的形容词、副词的程度,______表示由此产生的结果或行动。Theboyis_______________gotoschool.=Theboyistooyoungtogotoschool这孩子还没到上学的年龄。不够…不能做某事notoldenoughtotodo8.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。[点拨]该句是一个主从复合句。主句为therearethose,likescientistGeorgeHambley作句子的插入语,who引导的定语从句修饰those,且在该定语从句中其谓语动词believe又带有that引导的宾语从句。句子的主要部分可以表示为:...therearethosewhobelievethat...9.Greenhousegasescontinuetobuildupintheatmosphere.温室气体继续在空气中增加。Theywentforaholidayinordertobuilduptheirhealth.()Mr.Libuiltupafactory.()Youcanbuildupafortunebyregularlysavingmoney.()Thisbuiltupmyhopeaftertheinterview.()增进建立积聚加强(2009·浙江)PracticingChinesekungfucannotonly______one'sstrength,butalsodevelopone'scharacter.A.bringupB.takeupC.buildupD.pullupC本题考查动词短语辨析。bringup抚养,培养;takeup占据;buildup增进,加强;pullup向上拉,拔,停车。句意:练习中国武术不仅可以增强力量,还可以完善个人品格。10.Evenifwestartreducingtheamountofcarbondioxideandothergreenhousegases,theclimateisgoingtokeeponwarmingfordecadesorcenturies.尽管我们已经开始减少二氧化碳和其他温