【公開課課件】Unit 5 Discovering useful structures語法定語從句之關(guān)系副詞 -高一英語同步精品課件（人教版2019必修第一冊）

Unit5LanguagesaroundtheWorldPeriod3Discoveringusefulstructures1.ToknowtheusageofRestrictiveattributiveclauses2.TowritewithRestrictiveattributiveclausesNote1:定語從句：當我們把一個句子用來做________去修飾一個_____________時，這個句子就稱為定語從句。Note2:被定語從句限定的詞叫做_________,引導(dǎo)定語從句的詞叫做___________，分別是_______________和___________;其中________________________________為關(guān)系代詞。定語名詞或者代詞先行詞引導(dǎo)詞關(guān)系代詞關(guān)系副詞which,that,who,whom,whose,asReview定語從句：在復(fù)合句中修飾名詞或代詞，在句子中起定語作用的從句。Bobbyisaboywhoisveryfat..先行詞關(guān)系詞定語從句先行詞:被修飾的名詞或代詞關(guān)系詞：1.連接從句；2.替代先行詞；當關(guān)系代詞可指代從句中的成分whowhomwhichthatwhose人主語、賓語人賓語物主語、賓語人、物主語、賓語人、物定語Exercises1.Thereweredeepcracks______________appearedinthewellwalls.2.Aquake__________causeddamagewasmorethan150kilometresawayinBeijing.3.Twothirdsofthepeople________livedthereweredeadorinjured.4.Thenumberofpeople_________werekilledorbadlyinjuredinthequakewasmorethan400,000.which/thatwhich/thatwho/thatwho/thatWarmingup定語從句之關(guān)系副詞關(guān)系副詞先行詞功能when表示時間的名詞時間狀語where表示地點的名詞地點狀語whyreason原因狀語關(guān)系副詞的用法1.ThisisthehousewhereIlived20yearsago.2.Istillremembertheday

whenIfirstmethim.3.Canyoutellmethereason

whyyouliedtome?觀察先行詞有什么特點？從句中缺少什么成分？when的用法①When引導(dǎo)定語從句時，先行詞為表示時間的名詞，關(guān)系詞在從句中作時間狀語，可用“介詞+which”來替換。I’llneverforgetthedayonwhich

(when)Ijoinedtheteam.I’llneverforgettheday.Ijoinedtheteamonthatday.分解when作時間狀語★不能看到時間就用when看從句缺什么成分I’llneverforgettheday______Ilivedinthemountains.I’llneverforgettheday_______________Ispentinthemountains.whenthat/which/省略when引導(dǎo)的定語從句修飾表示時間的名詞time,hour,day,year,moment,occasion時刻，age年代，period階段,stage時期，interval間隙等詞

并在定語從句中作時間狀語，相當于介詞（in/on/during)+whichI’llneverforgetthemomentinwhich(when)Istudiedintheclassroom.where的用法②

Where引導(dǎo)定語從句時，先行詞為表示地點的名詞，關(guān)系詞在從句中作地點狀語，可用“介詞+which”來替換。Theschoolwhere(inwhich)mystudiesisnearapark.Theschoolisnearapark.Mysonstudiesinthisschool.

分解where作地點狀語★不能看到地點就用where,看從句缺什么成分Thisisthehouse_______hewasborn.Thisisthehouse_____________wassetupbyhisparents.wherethat/whichwhere還可用在表示抽象意義的地點名詞后，如situation,stage,point,case,position,condition,activity,scene,occasion等,意思是“到了某種地步，在某種境況中”。Theaccidenthasreachedtothepointwhereboththeirparentsaretobecalledin.why的用法③Why引導(dǎo)定語從句時，先行詞通常為reason，關(guān)系詞在從句中作原因狀語，可用“for+which”來替換。Doyouknowthereason(forwhich)whyheissoupset?Doyouknowthereason.Heissoupset.

分解why作原因狀語★不能看到reason,就用why.看從句缺什么成分Thisisthereason

_____hewaslate.Thisisthereason____________hetoldusforhisbeinglate.

whythat/which關(guān)系副詞相當于被代替的先行詞在從句中作成分wherewhenwhyin,at等介詞+which表示地點的名詞at,in,on,during等介詞+which地點狀語表示時間的名詞時間狀語for+whichreason原因狀語如何選擇關(guān)系代詞VS關(guān)系副詞?①從句缺少主、賓、定關(guān)系代詞關(guān)系副詞②從句缺狀語Exercises1.Doyoustillrememberthefirstday______youwenttohighschool?2.IpaidavisittoFudanUniversity_______myfatherstudiedthirtyyearsago.3.Doyouknowtherealreason______Annedidn'tgototheget-together?4.TomorrowIwillbringherethemagazinefor_______

youasked.whenwherewhywhich5.Peterputhimselfinasituation_______hehadtoleavethecompany.6.Therewasatime______mydaughterwascrazyaboutpopmusic.7.Therestaurant_______Ihaveeatenawonderfulmealisgoingtoclosedown.8.Therearetwomainreasons______thissituationhasbeenallowedtocontinue.wherewhenwherewhy“介詞＋關(guān)系代詞”引導(dǎo)的定語從句當關(guān)系代詞在定語從句中作介詞的賓語時，我們通常用“介詞＋關(guān)系代詞”引導(dǎo)定語從句。如果指“人”，用“介詞＋whom”；如果指“物”，用“介詞＋which”；關(guān)系代詞有時也用whose(作定語)。如果指“人”，用“介詞＋whom”Thepenismissingnow.Iwrotewith

thepen.ThepenwhichIwrotewithismissingnow.ThepenwithwhichIwroteismissingnow.如果指“物”，用“介詞＋which”XiaoLiismygoodfriend.Iwrotealetterto

him.XiaoLiismygoodfriendwhomIwrotealetterto.XiaoLiismygoodfriend

to

whomIwrotealetter.Heisthemaninwhomyoucanbelieve.1.看定語從句中動詞或形容詞與介詞的搭配。Hegavemesomebookswith

whichIamnotveryfamiliar.2.看介詞與先行詞搭配。Thisisourclassroominwhichthereisateacher’sdesk.The

farmonwhichmyfatherworksisfarfromthetown.3.根據(jù)句意而定。Thesoldier,withoutwhomIwouldn'thavesuvivedtheearthquake,retiredlastweek.如何判斷介詞介詞+關(guān)系代詞引導(dǎo)定語從句時,如先行詞是物,關(guān)系代詞只能為which.介詞+關(guān)系代詞引導(dǎo)定語從句時,如先行詞是人,關(guān)系代詞只能為whom.1.Thatistheplace_____________

theymetforthefirsttime.那就是他們第一次見面的地方。2.Chinaistheonlycountry______________________

______________________中國是唯一一個發(fā)現(xiàn)野生大熊貓的國家。where/inwhichwhere/fromwhichwildpandascanbefound.Exercises3.I'llneverforgettheday______________Ifirstwenttoschool.when/onwhich4.I'vealwayslongedforthedays______________________________________.

when/inwhichIshouldbeabletobeindependent1.Thisistherock____________theboyfelldownintothesea.2.Thefilmstar____________wetalkedalotyesterdaywillgiveusaspeechtomorrow.3.TheWestLake__________Hangzhouisfamousintheworldwillbemorebeautiful.4.Thesubject__________X