Unit6Period3Grammar定語從句(Ⅲ)導(dǎo)學(xué)案-高中外研版英語

Book1Unit6AtonewithnaturePeriod3Grammar——定語從句(Ⅲ)學(xué)習(xí)目標(biāo)：1.掌握“介詞+關(guān)系代詞”的用法2.“介詞+關(guān)系代詞”在語境中的運(yùn)用學(xué)習(xí)重點(diǎn)：“介詞+關(guān)系代詞”的用法易混易錯(cuò)知識：在語境中準(zhǔn)確使用“介詞+關(guān)系代詞”的用法；關(guān)系副詞與“介詞＋which”不能互換的情形(清北班)情境感悟:用適當(dāng)?shù)摹敖樵~＋關(guān)系代詞”填寫下面教材中的句子并體會它們的語法特征。1.TheseterraceswerebuiltbythelocalZhuangandYaopeople,________Guangxiishome.2.Butperhapswhatismostsignificantistheway________peoplehaveworkedinharmonywithnaturetomaketheseterracesandgrowrice.3.Thisformsclouds________rainfallsdownontothemountainterracesonceagain.4.Althoughmoderntechnologycouldhelpproducemorecrops,theseterracesstillmeanalottothelocalpeople________traditionsholdmuchvalue.5.Therearehundredsofwaterways,________rainwatermovesdownthemountainsandintotheterraces.語法精講:引導(dǎo)定語從句時(shí)where與inwhich有時(shí)可互換，有時(shí)不能互換，注意以下幾點(diǎn)：一、關(guān)系副詞與“介詞＋which”互換的情形當(dāng)“介詞＋which”在定語從句中作時(shí)間、地點(diǎn)和原因狀語時(shí)，可以用相應(yīng)的關(guān)系副詞when，where和why來替換。1．when根據(jù)情況可以等于inwhich，atwhich，onwhich等。如：Thedaywhen(＝onwhich)shearrivedwasThursday.她到的那天是星期四。JulyandAugustarethemonthswhen(＝inwhich)theweatherishot.七八月是天氣很熱的月份。這種替換有時(shí)出現(xiàn)在非限制性定語從句中。如：We'llputoffthepicnicuntilnextweek,when(＝bythen)theweathermaybebetter.我們將把野餐推遲到下星期，那時(shí)天氣可能會好一點(diǎn)。2．where根據(jù)情況可以等于inwhich，atwhich，onwhich等。如：Thisisthehotelwhere(＝inwhich/atwhich)theywerestaying.這就是他們當(dāng)時(shí)住的旅店。Doyouremembertheplacewhere(＝atwhich)wehadlunch？你記得我們吃午飯的地方嗎？這種替換有時(shí)出現(xiàn)在非限制性定語從句中。如：TheTowerofLondon,where(＝inwhich)somanypeoplelosttheirlives,isnowatouristattraction.在倫敦塔中曾有許多人喪命，它現(xiàn)在是旅游勝地。3．why若要換成“介詞＋which”只能是forwhich。如：Thereasonwhy(＝forwhich)Icameherewastobewithmyfamily.我到這里來的原因是要跟我的家里人在一起。Mysuccessinbusiness,thereasonwhy(＝forwhich)hedislikesme，hasbeenduetohardwork.他為我在事業(yè)上的成功而不喜歡我，我的成功歸功于我努力工作。但是，反過來，forwhich并不一定能換成why。如：Thedocumentsforwhichtheyweresearchinghavebeenrecovered.他們找尋的文件已經(jīng)找到了。二、關(guān)系副詞與“介詞＋which”不能互換的情形1．有些語境需要用特定的介詞來明確其關(guān)系，此時(shí)若換成關(guān)系副詞，則會導(dǎo)致意思不明確或句意不通順。如：TheladderonwhichIwasstandingbegantoslip.我腳下的梯子開始向下滑動。(句中的onwhich不能換成where，否則意思不明確)ThisIdidatnineo'clock,afterwhichIsatreadingthepaper.九點(diǎn)鐘時(shí)我做這事，之后我坐著看報(bào)。(句中的afterwhich不能換成when，否則意思不明確)2．當(dāng)“介詞＋which”后面接有被which修飾的名詞時(shí)，通常不能用關(guān)系副詞代替。如：Wearrivedatnoon,bywhichtimetheparadewasover.我們是中午到的，這時(shí)游行已結(jié)束。(句中的bywhichtime不能換成when或where，因?yàn)閣hich后跟有它所修飾的名詞time)3．當(dāng)“介詞＋which”并不表示時(shí)間、地點(diǎn)或原因時(shí)，自然不能換成關(guān)系副詞。如：TherearethreeprincipalroutesbywhichonecandrivetoNorthWales.開車到北威爾士，有3條主要路線可走。(句中的bywhich不能換成when或where，因?yàn)檫@里的bywhich并不表示時(shí)間或地點(diǎn)，介詞by在此表示“通過”)Thisisasubjectaboutwhichwemightargueforalongwhile.這是一個(gè)我們可能長時(shí)間爭論的問題。(句中的aboutwhich不能換成when或where，因?yàn)檫@里的aboutwhich并不表示時(shí)間或地點(diǎn)，介詞about在此表示“關(guān)于”，所涉及的搭配是argueabout)課堂練習(xí):單句語法填空(1).Hewaseducatedatalocalgrammarschool,________whichhewentontoCambridge.(2)Guncontrolisasubject________whichAmericanshavearguedforalongtime.(3)Windpowerisanancientsourceofenergy________whichwemayreturninthenearfuture.(4)TheEnglishplay________whichmystudentsactedattheNewYear'spartywasagreatsuccess.(5)Thejourneyaroundtheworldtooktheoldsailorninemonths,________whichthesailingtimewas226days.(6)Manypeoplewhohadseenthefilmwereafraidtogototheforestwhentheyrememberedthescenes________whichpeoplewereeatenbythetiger.(7)Sheshowedthevisitorsaroundthemuseum,________whichtheconstructionhadtakenmorethanthreeyears.(8)Theplace________whichthebridgeissupposedtobebuiltshouldbe________thecross-rivertrafficistheheaviest.拓展訓(xùn)練：Ⅰ.單句語法填空1．Theman________whomthishousebelongsisafriendofWangLin's.2．Idon'thaveenoughmoney________whichIcanbuysuchanexpensivedress.3．Ifeltangryabouttheway________IwastreatedwhenIwasshopping.4．Scientiststhinkcalculationisanecessaryskill________whichtheybasetheirresearches.5．Thereason________Iwaslateforschoolwasthatmybikebrokedownhalfway.6．Thegreatpianistperformedinthecentreofthestage,at________commandthekeyswereproducingwonderfultunes(曲調(diào))．7．Thereason________whichhewaslateforthemeetingwasthathewasstuckinatrafficjam.8．Thefilmin________heplayedtheleadingrolewasagreatsuccess.9．Thehouse________whichhepaid200,000yuanisnowworth350,000yuan.10．Theman________whomIreceivedaletterwasmybrother.11．Thechair________whichyouspent500yuanismadeofstone.12．Billsetupaclubforfootballfans,________whichheinvitedallhisfriends.Ⅱ.完成句子用“介詞＋which”轉(zhuǎn)換下面的句子1．ThemineswhereIworkedwere9kmfrommyhouse.________________________________________________________2．ThereasonwhyIgotajobwasthatIworkedhard.________________________________________________________3．ThetimewhenIarrivedwaslateatnight.________________________________________________________4．Thegovernmentwherewevotedwasverygrand.________________________________________________________5．ThedatewhenIjoinedtheANCYouthLeaguewasthe5thofAugust.________________________________________________________思路方法總結(jié)或錯(cuò)因歸納總結(jié):

Period3Grammar情境感悟:1.towhom2.inwhich3.fromwhich4.forwhom5.alongwhich課堂練習(xí):單句語法填空(1).after(2).about(3).to(4).in(5).of(6).in(7).of(8).at;where拓展訓(xùn)練：Ⅰ.單句語法填空1.to2.with3.that4.on5.why6.whose7.for8.which9.for10.from11.on12.toⅡ.完成句