高中英语《Unit5 Canada-“The True North”》教案（4）新人教版必修3.doc

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1、TheFourthPeriod:LearningaboutlanguageTeachingGoals:1.TohaveSsmastertheusageoftheappositiveclause.2.TodevelopSs’writingability.TeachingProcedures:Step1.Homework-checking1.AskSstofillintheblankswithproperprepositionsoradverbsaccordingtowhattheyhavelearnt.(1)______thedistance在远方

2、(2)______faras就……而言(3)be(go)______atrip在（去）旅行(4)______dawn黎明(5)go______穿越(6)leave______动身去……(7)______theharbor在港口(8)settle______舒适地坐下(9)figure______计算出(10)haveagift______具有……的天赋SuggestedAnswers:(1)in(2)as(3)on;to(4)at(5)through(6)for(7)in(8)down(9)out(10)for2.AskSstowritedown

3、threeappositiveclausesandreadaloud.Reference:(1)Theideathatyouwouldcrossthewholecontinentwasexciting.(2)TheideathatyoucancrossCanadainlessthanfivedaysisjustwrong.(3)Thefactthatoceanshipcangotheresurprisesmanypeople.Step2.GrammarPurpose:LetSsknowtheusageoftheappositiveclausean

4、duseitcorrectly.1.Explaintheusageoftheappositiveclausebygivingexamples.(1)同位语从句的引导词引导同位语从句的连词有that，whether(不能用if)或连接副词how，when，where等，这些连词一般不能省略。例如：Thefactthatyouhaven’tenoughtimetodotheworkissimplyunbelievable.你没有足够的时间去做这件工作，这简直令人难以置信。Thatquestionwhetherweneedithasnotbeencon

5、sidered.我们是否需要它这个问题还没有考虑。Ihavenoideawhenhewillbeback.我不知道他什么时候回来。(2)分隔形式的同位语从句同位语从句有时可以不紧跟在它所说明的名词后面，而是被别的词或短语等隔开，我们称之为分隔形式的同位语从句。例如：HegotthenewsfromMarythatthesportsmeetingwasputoff.他从玛丽那里知道了运动会被推迟的消息。Wordcamethathehadbeenabroad.据说他已经出国了｡(3)Practice①There’safeelinginme______

6、we’llneverknowwhataUFOis--notever.A.thatB.whichC.ofwhichD.what②Thereisanewprobleminvolvedinthepopularityofprivatecars______roadconditionsneed______.A.that;tobeimprovedB.which;tobeimprovedC.where;improvingD.when;improvingSuggestedAnswers:①A②A2.TellSsthedifferencesbetweentheapp

7、ositiveclauseandtheattributiveclause.(1)从引导词及其在句子中的成分上区别①.有些引导词如how,whether,what可以引导同位语从句,但不能引导定语从句。如:Thatquestionwhetherweneedithasnotbeenconsidered.(同位语从句)我们是否需要它这个问题还没有考虑｡Ihavenoideawhathashappenedtohim.(同位语从句)我不知道他发生了什么事｡②同位语从句中的that是连词，只起连接主句与从句的作用，不充当句中任何成分，且不可省略；定语从句中的

8、that既代替先行词，同时在从句中作主语或宾语，作宾语时常省略。试比较：Weweregreatlypleasedatthenewstha