Unit5DiscoveringUsefulStructures課件-高中英語人教版（2019）必修第一冊

2022/11/37:32Unit5LanguagesaroundtheworldDiscoveringUsefulStructuresGoalsTolearnattributiveclauseTousecorrectrelativewordsinsentences2022/11/37:321定語從句：是指在復(fù)合句中，修飾______或______的從句。2被定語從句所修飾的名詞或代詞叫做______。3引導(dǎo)定語從句的詞叫______

名詞代詞先行詞關(guān)系詞Lead-in:Review關(guān)系代詞：whichthatwhowhomwhose關(guān)系副詞：whenwherewhy2022/11/37:32Rule1:先行詞是人，關(guān)系詞可用___________先行詞是物，關(guān)系詞可用__________2022/11/37:32Rule4:定從之中少定語,_______為你唱一曲；whose指___又指____,所屬關(guān)系要記住。Rule2:所學(xué)關(guān)系詞中，能在從句中做主語的是___________做賓語的是_________________Rule3:

關(guān)系詞在定語從句中做賓語時(shí)，可以_____

thatwhowhomthatwhich

whothatwhich

whowhomthatwhich

省略

whose人

物2022/11/37:32Underlinetherestrictiveattributiveclausesandcircleantecedents(先行詞)andrelativewords.Itwasatimewhenpeopleweredividedgeographically.

2.EmperorQinshihuangunitedthesevenmajorstatesintooneunifiedcountrywheretheChinesewritingsystembegantodevelopinonedirection.3.Therearemanyreasonswhypeoplelearnaforeignlanguage.Whatkindofinformationdoeseachclausecommunicate?Information:atimeforanevent.

Information:alocationforanevent.

Information:areasonforanaction.

2022/11/37:32Itwas

atimewhenpeopleweredividedgeographically.

Itwasatime.Atthattimepeopleweredividedgeographically.Rule1:當(dāng)先行詞為表示時(shí)間的名詞(如：day,time,week,month,year等)，且關(guān)系詞在從句中作時(shí)間狀語，定語從句用when引導(dǎo)。eg1.Istillrememberthetime

whenIwasincollege.eg2.Wewillneverforgettheday

whenweflewatanaltitudeof6000metersinthesky.2.EmperorQinshihuangunitedthesevenmajorstatesintooneunifiedcountry

wheretheChinesewritingsystembegantodevelopinonedirection.EmperorQinshihuangunitedthesevenmajorstatesintooneunifiedcountry.InthatcountrytheChinesewritingsystembegantodevelopinonedirection.eg1.Thisisthehotel

wheretheystayed.eg2.Wehavereachedapoint

whereachangeisneeded.當(dāng)先行詞為表示具體地點(diǎn)的名詞(如：country,hotel,)或抽象地點(diǎn)的名詞(如：point,case,situation,stage,position,condition等)，且關(guān)系詞在從句中作地點(diǎn)狀語，定語從句用where引導(dǎo)。2022/11/37:323.Therearemanyreasonswhypeoplelearnaforeignlanguage.Therearemanyreasons.Becauseofthesereasons,peoplelearnaforeignlanguage.eg1.Thisisthereasonwhyheleftinahurry.eg2.Idon’tknowthereason

whyhedidn’tturntohisfriendsforhelpyesterday.當(dāng)先行詞為表示原因的名詞reason，且關(guān)系詞在從句中作原因狀語，定語從句用why引導(dǎo)。2022/11/37:32關(guān)系代詞與關(guān)系副詞的選用1a.Doyoustillrememberthedayswhenwe

chattedwitheachotherallnight?(when在從句中作狀語)

1b.Doyousillrememberthedaysthat/whichwespenttogetheronthefarm?(that/which在從句中作spent的賓語)2022/11/37:322a.Thisisthehousethat/whichwasbuiltbymygrandfatherfortyyearsago.(that/which在從句中作主語)2b.Thisisthehouse

where

mygrandfatherlivedfortyyearsago.

(where在從句中作狀語)3a.Iwon'tlistentothereason

why

youdidn'tdoyourhomework.

(why在從句中作狀語)3b.Iwon'tlistentothereasonthat/whichyouhavegivenus.(that/which在從句中作賓語)2022/11/37:32關(guān)系代詞與關(guān)系副詞的選用表示時(shí)間、地點(diǎn)及原因的名詞作先行詞時(shí)，先行詞在定語從句中作狀語時(shí)，應(yīng)用_____________；若先行詞在定語從句中作主語或賓語時(shí)，則應(yīng)用_____________。方法：分析從句句子成分關(guān)系副詞關(guān)系代詞2022/11/37:32Thesewereanimalbonesandshells

onwhichsymbolswerecarvedbyancientChinesepeople.Therewereanimalsbonesandshells.SymbolswerecarvedbyancientChinesepeopleonthem.先行詞在從句中做狀語時(shí)，連接詞可以用介詞+關(guān)系代詞來替換關(guān)系副詞，其中介詞的選擇和先行詞的搭配有關(guān)。Thesewereanimalbonesandshellsonwhich

symbolswerecarvedbyancientChinesepeople.

“介詞+關(guān)系代詞”引導(dǎo)的定語從句=where2022/11/37:32介詞+關(guān)系代詞引導(dǎo)的定語從句關(guān)系副詞when,where,why引導(dǎo)定語從句時(shí)，關(guān)系副詞也可用“介詞+關(guān)系代詞“代替。(1)when可以換成“介詞＋which”。(2)where可以換成“介詞＋which”。(3)why可以用forwhich來代替。2022/11/37:32介詞+關(guān)系代詞引導(dǎo)的定語從句Itwas

atimewhenpeopleweredividedgeographically.Itwasatime.Atthattimepeopleweredividedgeographically.2022/11/37:32Itwas

atimepeopleweredividedgeographically.

atwhich

EmperorQinshihuangunitedthesevenmajorstatesintooneunifiedcountry

wheretheChinesewritingsystembegantodevelopinonedirection.EmperorQinshihuangunitedthesevenmajorstatesintooneunifiedcountry.InthatcountrytheChinesewritingsystembegantodevelopinonedirection.2022/11/37:32EmperorQinshihuangunitedthesevenmajorstatesintooneunifiedcountrytheChinesewritingsystembegantodevelopinonedirection.inwhichTherearemanyreasonswhypeoplelearnaforeignlanguage.Therearemanyreasons.Becauseof(for)thesereasons,peoplelearnaforeignlanguage.2022/11/37:32Therearemanyreasons

peoplelearnaforeignlanguage.forwhich單句語法填空1．Wevisitedthehouse________thefamousscientistoncelived.2．Thephotoremindedmeofthedays________Iplayedhide－and－seekwithmybrotherandIstayedforsixyears.3．Itwasaperiod________theyhaddiscussionveryfrequently.4．Theproblemhascometoapoint________everyonehasdifferentopinionsanditisdifficulttoreachanagreement.wherewhenwhenwhere2022/11/37:325．Oneofthereasons______hewasrefusedintheinterviewwasthathisspokenEnglishwasterrible.6．I'llneverforgetthetime_____________wespenttogetherinthevolunteerorganization.7．I'llneverforgettheday________Ijoinedtherobotclub.8．TheUSAisacountry______manydifferentdialectsarespoken.9．Thatw