新人教版高中英语必修第一册课件1：Discovering Useful Structures

Unit5LanguagesaroundtheWorld

DiscoveringUsefulStructures定语从句(Restrictiverelativeclause)(2)where,when,why,prep.+which/whom引导的定语从句【情境探究】观察上面对话,并完成句子1.我仍然记得我们第一次来到这座城市的那一天。Istillremember____________________wefirstarrivedinthecity.

thedaywhen/onwhich2.这个就是我们以前住过的房子。Thisis______________________weusedtolive.

3.他失败的原因是他粗心大意。Thereason_____________hefailedishiscarelessness.

thehouseinwhich/wherewhy/forwhich【要义详析】一、关系副词的分类1.when指时间,在定语从句中作时间状语。*IstillrememberthedaywhenIfirstcametotheschool.我仍然记得我第一次到这个学校的那一天。2.where指地点,在定语从句中作地点状语。*ThehousewhereIlivedtenyearsagohasbeenpulleddown.我十年前住的房子已经被拆毁了。3.why指原因,在定语从句中作原因状语。*Pleasetellmethereasonwhyyoumissedtheplane.请告诉我你误机的原因。【名师点津】关系代词和关系副词的选择依据关系代词和关系副词的选择要看先行词在定语从句中充当什么成分:如果作状语,则用关系副词;如果作主语、宾语、表语,则用关系代词,不能只看先行词是什么。4.易混句式对比。(1)①I’llneverforgetthedaythat/whichIspentwithyouonthefarm. (关系代词作spent的宾语)②I’llneverforgetthedaywhenIworkedwithyouonthefarm. (关系副词作时间状语,when=onwhich)(2)①Heworksinthefactorythat/whichmakesbikes.(关系代词作定语从句的主语)②Heworksinthefactorywherebikesaremade.(关系副词在句中作地点状语where=inwhich)(3)①Thisisthereasonthat/whichheexplainedtous.(关系代词作explained的宾语)②Thisisthereasonwhyhewaslate.(关系副词作原因状语,why=forwhich)【知识延伸】1.当先行词是case,point,situation,condition,scene,stage,position等表示抽象的地点、地步、条件、形势、环境、地位等含义的名词时,通常使用关系副词where。*Themediacanoftenhelpsolveproblemsanddrawattentiontosituationswherehelpisneeded.

媒体常常能够帮助解决问题,让大家关注需要帮助的境况。*Hehasreachedthepointwhereachangeisneeded.他到了需要改弦易辙的地步了。*Therearecaseswherehegetsangry.他有生气的时候。*I’vereachedthestagewhereIjustdon’tcareanymore.我已经到了什么也不在乎的地步了。*Weareinapositionwherewemustfightbackassoonaspossible.在这样的处境下,我们必须尽可能快地进行反击。2.当先行词是occasion,time,age等表示抽象意义的时间名词时,通常使用关系副词when。*Inasportsteam,eachplayerhasaclearrole,andtherearefewoccasionswhenmembersareuncertainoftheirroles.在运动队里,每一个队员都有一个明确的任务,队员们对自己的任务不明确的情况很少。*TherewasatimewhenIdidn’tlikeEnglish.曾经有一段时间我不喜欢英语。*Wearelivinginanagewhenmanythingsaredoneoncomputers.我们生活在一个许多事情靠计算机来做的时代。【即学活用】连词成句1.this,thereason,is,why,are,they,against,all,theplan_____________________________________________Thisisthereasonwhytheyareallagainsttheplan.

2.somesports,takeanactivepartin,you,where,meet,can,variouskindsofpeople_____________________________________________________________________Takeanactivepartinsomesportswhereyoucanmeetvariouskindsofpeople.

3.thetimeofayear,winter,is,when,and,thedays,areshort,nightsarelong_______________________________________________________________Winteristhetimeofayearwhenthedaysareshortandnightsarelong.

二、介词+which/whom引导定语从句1.介词+which指物;介词+whom指人*ThemanwithwhomItalkedjustnowisfromBeijingUniversity.(talkwithsb.和某人说话)刚才和我谈话的那个人是北京大学的。*Ihaveonly$10withwhichIcouldbuyhimapresent.我只有10美元来给他买礼物。(withmoney用钱)*IwanttomakefriendswithJackfromwhomtoimprovemyEnglish.(fromJack从杰克那里)我想和杰克交朋友,从他那儿提高我的英语水平。2.介词+which/whom中介词的选择依据(1)看定语从句中动词与介词的搭配*Wateristhenaturalmediuminwhichfishlive.水是鱼类赖以生存的自然环境。(注意搭配livein)【名师点津】注意固定搭配中介词的位置有一些介词为固定搭配的一部分,此时应注意它们的位置。*Theboywhommysisterislookingafterisgettingbetter.(注意搭配lookafter)我姐姐正在照顾的那个男孩正变得越来越好。(2)看定语从句中形容词与介词的搭配*HereferredmetosomereferencebookswithwhichIamnotveryfamiliar.(注意搭配befamiliarwith)他要我去看一些我不熟悉的参考书。(3)看先行词与介词的搭配习惯这类考题往往要根据具体的语境来选择介词。*I’llneverforgetthedayonwhichshesaidgoodbyetome.(注意搭配ontheday)我永远不会忘记她与我告别的那一天。【即学活用】选词填空(1)—Wow.YouspeakChinesesowell!Wheredidyoupickitup?—Itwasintheschool________(towhich/where)youpaidavisit.

towhich(2)Careofthesoulisagradualprocess________(which/inwhich)eventhesmalldetailsoflifeshouldbeconsidered. 世纪金榜导学号

inwhich(3)Thisistheman________(whom/towhom)Ireferred.

(4)Thatistheday________(which/onwhich)hewasborn.

(5)Doyoulikethebook________(which/onwhich)shespent$10?

towhomonwhichonwhich【知识延伸】需牢牢记住的易混句式对比*Isthisfactorytheone(that)youvisitedyesterday?(theone作表语,that引导定语从句,修饰theone)*Isthisfactorywhatyouvisitedyesterday?(what引导表语从句)

*Isthisfactorytheonewhereyoustayedyesterday?(theone作表语,where引导定语从句,修饰theone)*Isthisfactorywhereyoustayedyesterday?(where引导表语从句)*Isthisthefactory(that/which)youvisitedyesterday?(that/which引导定语从句并在从句中作宾语,可省略)*Isthisthefactorywhereyoustayedyesterday?(where引导定语从句,并在从句中作地点状语)*Ididn’tlikethewaythat/inwhich/不填shespoketome.(that/inwhich/不填引导定语从句,并在从句中作状语)*Ididn’tlikethewaythat/whichhethinksisthebest.(that/which引导定语从句,并在从句中作主语)Thebestclassroomintheworldisatthefeetofanelderlyperson.世界上最好的课堂在老人的脚下.Havingachildfallasleepinyourarmsisoneofthemostpeacefulfeelingintheworld.让一个孩子在你的臂弯入睡,你会体会到世间最安宁的感觉.Beingkindismoreimportantthanbeingright.善良比真理更重要.