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课前语法感知Ⅰ.教材语法感知教材原句①Thereisnodoubtthattheearthisbecomingwarmerandthatitishumanactivitythathascausedthisglobalwarmingratherthanarandombutnaturalphenomenon.②ItwasascientistcalledCharlesKeelingwhomadeaccuratemeasurementsoftheamountofcarbondioxideintheatmospherefrom1957to1997.③Theyalsoagreethatitistheburningofmoreandmorefossilfuelsthathasresultedinthisincreaseincarbondioxide.探究发现(1)强调句型的结构是：It_is/was＋被强调部分＋that＋句子的其他成分，如例句①、③。(2)当被强调部分是人时，也可用who，如例句②。Ⅱ.真题语法感知1．(2018·天津高考)Itwasonlywhenthecarpulledupinfrontofourhouse________wesawLilyinthepassengerseat.答案：that答案2．(2018·浙江高考)Itwasthen________mymindraced.答案：that答案3．(2017·天津高考)ItwaswhenIgotbacktomyapartment________Ifirstcameacrossmynewneighbors.答案：that答案4．(2016·天津高考)Youarewaitingatawrongplace.Itisatthehotel________thecoachpicksuptourists.答案：that答案5．(2015·湖北高考)Itwasinthislake________theyfoundthelonglostswordoftheMingDynasty.答案：that答案课堂合作探究一、it构成的强调句式it可用来构成强调句式“Itis/was＋被强调部分＋that/who...”，用以强调句子的主语、宾语、状语等成分。名师点津强调句型的几个注意事项：(1)强调句式中的it与that都没有意义，若把强调句式部分去掉，剩下的部分在句子结构与意义上仍然完整。(2)强调句型的特殊疑问句形式用于主从复合句中的名词性从句时，其语序应用陈述句语序。(3)强调句型与定语从句相结合，若强调句型中的被强调部分含有定语从句，注意对定语从句引导词及强调句型中的that要做出正确的判断。①Doyouknowwhatitisthattheywilltalkaboutattheparty?你知道他们在聚会上将要谈论些什么吗？②Itwasintheschoolwheretheyhadtheirschoolingthattheyhadagettogetheragaintwentyyearslater.在他们曾接受学校教育的学校里，他们20年后又聚在了一起。二、it引起的关于时间的易混淆的句型【即景活用】(1)单句语法填空①Was________onalonelyislandthathewassavedonemonthaftertheboatwentdown?②Canyouexplainwhyit________thatthesungoesdowninthewest?③Itiseitherheoryouwho________inchargeoftheprojectandsupposedtofinishitpunctually.④Itwillbehalfayear________mysoncomesbackfromAmerica.⑤Hewassobusyyesterdaythatitwasnotuntillateatnight________hefinishedhiswork.⑥Itisfivemonths________mysonwenttoAmerica.答案：①it②is③are④before⑤that⑥since答案(2)单句写作①是张教授正在打电话。________ProfessorZhang________istalkingonthephone.②这个病人需要的是更好的食物和更多的阳光。________betterfoodandmoresunshine________thepatientneeds.③你是在哪里找到你丢失的那本书的？____________________youfoundyourlostbook?④是你哥哥在那家公司工作吗？____________________inthatcompany?⑤直到昨天我才注意到它。________________________Inoticedit.⑥我不记得是什么时候你开始做这个工作的了。Ican'tquiteremember__________________youstarteddoingthework.⑦只有在最近我重读他的诗时，我才欣赏到它们的美。________________IrereadhispoemsrecentlythatIbegantoappreciatetheirbeauty.⑧只有通过这种方式我们才能按时完成工作吗？________________inthisway________wecanfinishtheworkontime?答案：①Itis;who/that②Itis;that③Wherewasitthat④Isityourbrotherwho/thatworks⑤Itwasnotuntilyesterdaythat⑥whenitwasthat⑦Itwasonlywhen⑧Isitonly;that答案课后演练提能[基础题]Ⅰ.单句语法填空1．Itwasafterhegotwhathehaddesired________herealizeditwasnotsoimportant.答案：that答案2．Itwasonthefarm________hespenthischildhoodthathelearnedhowtogrowvegetables.答案：where答案3．Ijustwonder________itisthatmakeshimsoexcited.答案：what答案4．Idon'tmindhercriticizingme,but________ishowshedoesitthatIobjectto.答案：it答案5．Itwasinthesmallhouse________wasbuiltwithstonesbyhisfather________hespenthischildhood.答案：which/that;that答案Ⅱ.单句改错1．Itwaswiththehelpofthelocalguidethemountainclimberwasrescued.__________________________________答案：guide后加that答案2．Itistwoyearsthathestudiedinthemiddleschool.__________________________________答案：that→since或years后加ago答案3．Itwas80yearsbeforeChristopherColumbuscrossedtheAtlanticwhenZhengHehadsailedtoEastAfrica.__________________________________答案：when→that答案4．Thatisbecauseofhisillnessthathecouldn'tattendthemeeting.__________________________________答案：That→It答案5．Wedon'tknowwhyitisshecamesolate.__________________________________答案：is后加that答案Ⅲ.单句写作1．正是在密西西比河岸一带马克·吐温度过了他的大部分童年时光。________________theMississippiRiver________MarkTwainspentmuchofhischildhood.答案：Itwasalong;that答案2．是在六年前他开始学习中文的吗？____________sixyearsago________hebegantolearnChinese?答案：Wasit;that答案3．是李教授教你们英语吗？____________ProfessorLi________teachesyouEnglish?答案：Isit;that/who答案4．正是因为这个原因她叔叔搬离了纽约。________________thisreason________herunclemovedoutofNewYork.答案：Itwasfor;that答案5．是谁泄露的这个秘密？____________________letoutthesecret?答案：Whowasitthat答案[能力题]Ⅰ.阅读理解A(2017·全国卷Ⅲ)Afteryearsofheateddebate,graywolveswerereintroducedtoYellowstoneNationalPark.FourteenwolveswerecaughtinCanadaandtransportedW1tothepark.Bylastyear,theYellowstonewolfpopulationhadgrowntomorethan170wolves.GraywolvesoncewereseenhereandthereintheYellowstoneareaandmuchofthecontinentalUnitedStates,buttheyweregraduallydisplacedbyhumandevelopment.Bythe1920s,wolveshadpracticallydisappearedfromtheYellowstonearea.TheywentfarthernorthintothedeepforestsofCanada,wheretherewerefewerhumansaround.Thedisappearanceofthewolveshadmanyunexpectedresults.Deerandelkpopulations—majorfoodsources(来源)forthewolf—grewrapidly.Theseanimalsconsumedlargeamountsofvegetation(植被),whichreducedplantdiversityW2inthepark.IntheabsenceofP1wolves,coyotepopulationsalsogrewquickly.Thecoyoteskilledalargepercentageofthepark'sredfoxes,andcompletelydroveawayP2thepark'sbeavers.Asearlyas1966,biologistsaskedthegovernmenttoconsiderreintroducingW3wolvestoYellowstonePark.Theyhopedthatwolveswouldbeabletocontroltheelkandcoyoteproblems.Manyfarmersopposedtheplanbecausetheyfearedthatwolveswouldkilltheirfarmanimalsorpets.Thegovernment