2019_2020学年高中英语Unit2GrowingpainsSectionⅢGrammar——定语从句（Ⅱ）教案

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1、SectionⅢ　Grammar——定语从句(Ⅱ)语境自主领悟先观察原句后自主感悟①Inthecorner，thereisagarbagecanaroundwhicharepiecesofgarbageandwastepaper.②MycousinisapersonwithwhomIstayedwhenIwasyoung.③IoftenthinkofthemomentwhenIfirstsawher.④Perhapsthereisareasonwhythehouseisinamess.⑤Mikewantstoworkinacountryw

2、heretherearealotofforests.1.例句①②中含“介词＋关系代词”引导的定语从句，而且关系词作介词的宾语。2.例句③④⑤中含关系副词引导的定语从句，而且，关系副词在从句中作状语。why作原因状语；where作地点状语；when作时间状语。一、“介词＋关系代词”引导的定语从句1．在“介词＋关系代词”引导的定语从句中，关系代词通常是which和whom，which指物，whom指人。[即时训练1]　用“介词＋关系代词”引导的定语从句合并句子①Thereasonisthathewasillyesterday.Hedidnot

3、handinhishomeworkforthatreason.→Thereasonforwhichhedidnothandinhishomeworkisthathewasillyesterday.②TheEnglishplaywasagreatsuccess.ThestudentsactedinitattheNewYear'sparty.→TheEnglishplayinwhichthestudentsactedattheNewYear'spartywasagreatsuccess.③Whoistheman？Youshookhandswi

4、thhimjustnow.→Whoisthemanwithwhomyoushookhandsjustnow?2．“介词＋which”在定语从句中作时间、地点、原因状语，相当于关系副词when，where，why。Ishallrememberthedaysinwhich(when)westudiedtogetherforever.我将永远记住我们一起学习的日子。Lastyearmyparentswenttothefarmonwhich(where)theyworked30yearsagoagain.去年我父母又去了他们30年前工作过的那个农

5、场。Isthisthereasonforwhich(why)herefusedouroffer?这就是他拒绝我们帮助的理由吗？[即时训练2]　用适当的关系副词取代“介词＋关系代词”①Theraincameatatimeatwhichitwasnotneeded.when②I'llneverforgetthevillageinwhichIspentmychildhood.where③Hedidn'tgiveanyreasonforwhichIhadbeenfired.why3．“介词＋whose”修饰后面的名词。ThisisMrWang，i

6、nwhosefactoryIworkedlastyear.这就是王先生，我去年在他的工厂工作过。4．关系代词前介词的确定方法(1)根据定语从句中的谓语动词或形容词来确定。ThisisthemanfromwhomIlearnedaboutthenews./ThisisthemanwhomIlearnedaboutthenewsfrom.我就是从这个人那儿听到那个消息的。(whom代指theman，介词根据learn...from来确定)(2)根据先行词来确定。Inthisroom，wesawabigtableonwhichtherewere

7、allkindsoffruits.在这个房间里，我们看到一张上面放着各种各样的水果的大桌子。(which代指abigtable，介词根据onthetable来确定)(3)根据所表达的意思来确定。Helosthisglasses，withoutwhich，hecouldn'tseeanything.他丢了眼镜，没有它，他什么也看不见。[即时训练3]　用适当的介词填空①He'stheboyofwhomhisparentsarebothproud.②Totellyouthetruth，thesingerforwhomyouarewaitingw

8、on'tcometonight.③Asweallknow，theageatwhichchildrencangotoschoolisseven.[名师点津]　(1)介词提前，关系代词不可省略。(