新人教版高中英语高二年级上学期选修六unit4 Global Warming 语法 强调句型复习课PPT课件.ppt

Unit4Globalwarming,Discoveringusefulstructures,强调句型,HumanactivityhascausedglobalwarmingItishumanactivitythathascausedglobalwarming,强调句型,一.强调句一般结构:,Itis/was+被强调部分+that/who+句子其余部分.,ImetTominthestreetyesterday,1.ItwasIwho/thatmetTominthestreetyesterday,2.ItwasTomthat/whoImetinthestreetyesterday,(1),3.ItwasinthestreetthatImetTomyesterday,4.ItwasyesterdaythatImetTominthestreet,如果强调人用who/that,若强调物只能用that,强调的部分通常是主语,宾语,状语.,强调谓语可以用倒装,借助助词do,doesdid等,Idoadmireallofyou.,主语,宾语,状语从句用于强调句,1.WhatwehaveexperiencedisImportanttous.,ItiswhatwehaveexperiencedthatisImportanttous.,2.Idontknowwhereyouarefrom,ItiswhereyouarefromthatIdontknow,(2),Theaccidentcameaboutwhenshewas8.,Itwaswhenshewas8thattheaccidentcameabout.,3.她8岁时发生了那场事故,4.由于我很胖,我天天锻炼.,Since/As/BecauseIamveryfat,Idoexerciseeveryday,ItisbecauseIamveryfatthatIdoexerciseeveryday.,强调句中的原因状语从句只用because引导,not.until.的强调形式:,昨晚直到12点我才去睡觉,Ididntgotobeduntil12oclocklastnight.,Notuntil12oclockdidIgotobedlastnight.,Itwasnotuntil12oclockthatIwenttobedlastnight,我到3岁时才开始说话,IdidntbegintospeakuntilIwas3yearsold.,ItwasnotuntilIwas3yearsoldthatIbegantowpeak.,总结:not.until.的强调形式:Itisnotuntil+被强调部分+that.“直到才”，主要用于强调时间状语的强调句型。,注意:句子的主语时,that/who之后的谓语动词在人称和数上应与句子的主语保持一致.,ItisYaoMingwholovesbasketballmost.,(3)巩固:强调划线部分1.Marygavemethenewbook.2.IwantyoutohelpmewithmyEnglish.3.ThedaysbegintogetlongerinFebruary.4.RegularradiobroadcastsdidntBeganuntil1920.,1.ItwasMarywho(that)gavemethenewbook.2.ItismyEnglishthatIwantyoutohelpmewith.3.ItisinFebruarythatthedaysbegintogetlonger.4.Itwasnotuntil1920thatregularRadiobroadcastsbegan.,Answers:,二.句型变化:,1.一般疑问句形式:,Is/Was+it+强调+that/who-,Wasitateightoclockthatyoubegantowork?,W,IsitNingduthatyouarefrom?,2.特殊疑问句形式:,特殊疑问词(what/how/where)+be+it+强调+that-,2)Whycouldntheanswerthequentions?,1)Howdidyoufindmyhouse?,Howwasitthatyoufoundmyhouse?,Whatwasitthatmadehersodesperate,3.是什么使她那么绝望呢?,Whatmadehersodesperate?,WhywasitthathecouldntanswerThequentions?,三.判断是否是强调句是，可把Itis/wasthat去掉，剩余部分在不增减任何词的情况下还是一个完整的句子，那么这种句子是强调句。ItwasinthestreetthatImetherfather.InthestreetImetherfather.,2.Itwas8oclockthathearrivedhome,8oclockhearrivedhome.,3.Itwasbecauseshewasillthattheydidntaskhertodothejob.Becauseshewasill,theydidntaskhertodothejob.,1.Itwasinthefactorythattheymetforthefirsttime.2.Itwasthefactorythattheymetforthefirsttime3.Itisthefactthathehaslostthegamebyonescore.4.Itisthefactthathasmadeusunhappy.,四.句型辨析辨析:,强调,强调,同位从句,.(错误句,把that改where),五.巩固练习：1.Itwas_hesaid_disappointedme.A.what;thatB.that;thatC.what;whatD.that;what2.Isitinthefactory_thistypeofcarsareproduced?A.whichB.whereC.thatD./3.Isitthefactory_thistypeofcarsareproduced?A.whichB.whereC.thatD./,4._onMondaynightthatallthishappened?A.IsitB.ItisC.WasitD.Itwas5.Itwas_theoldworkercamethatwe_theexperiment.A.until;didntbeginB.notuntil;beganC.untilbeganD.notuntil;didntbegin6.ItisI_singinginthegarden.A.whoareB.whoisC.thatamD.thatis,7.-WhydidntyouanswerwhenIspoketoyouinthestreetthismorning?-I_butyoudidnthearme.A.didanswerB.didntwanttoanswerC.couldntanswerD.wastoobusy8.ItisinthewestofChina_thereisnodoubt_itisgoingtoraintomorrow.A.where;whetherB.that;thatC.that;whetherD.where;that9.Itwas1969_theAmericanastronautssucceededinlandingonthemoon.A.thatB.whenC.onwhichD.which,10.Itwasthetraining_hehadasayoungman_madehimsuchafamouswriter.A.when;thatB.that;whenC.that;whoD.that;that,一、Itis/was+被强调部分+that+剩余的部分被强调部分是人who/that+剩余的部分注意(被强调部分是:主语，宾语，表语或状语)强调句的连接词一般只用that；强调人时，可用who/that强调句的时态一般为“Itwas+that”强调句