Unit8第3課時(shí)Grammar九年級(jí)英語(yǔ)上冊(cè)（牛津譯林版）

Unit8DetectivestoriesGrammar1.We’reaskinganyonewhosawanthingunusual.2.We’renowcheckingthesceneformoreclueswhichwillhelpsolvethecase.3.TheonlysuspectisashortthinmanwhowasseenrunningdownCornStreet.4.Thevictim’sparentshaveofferedarewardforanyinformationthat

leadstothearrestofthemurderer.5.Anyonewhocanprovideusefulinformationshouldcontactthepolice.概念:在復(fù)合句中修飾名詞或代詞的句子叫__________.被定語(yǔ)從句所修飾的名詞或代詞叫“________”連接定語(yǔ)從句和先行詞的連詞叫“_________”或“_______”.定語(yǔ)從句先行詞關(guān)系代詞關(guān)系副詞HarryPorterisaboywhohasmagicpower.先行詞關(guān)系詞定語(yǔ)從句關(guān)系代詞which,who,whom,that,whose一、定義：在復(fù)合句中修飾名詞或代詞的從句叫定語(yǔ)從句。Theman

wholivesnexttousisalawyer.Themanisalawyer.Themanlivesnexttous.定語(yǔ)從句HeisthemanwhoIsawyesterday.

他就是我昨天見(jiàn)的那個(gè)人。

Footballisagamewhichislikedbymostboys.

足球是一種深受大多數(shù)男孩喜歡的運(yùn)動(dòng)。

Givemethebookthatyoureadjustnow.

把你剛才讀的書(shū)給我。

Millieiswritingdownsomesentencesaboutthemurdercase.Helpherdecidewhethertheycontaindefiningrelativeclauses.Underlinethedefiningrelativeclauses.MoreaboutthemurderTheyoungmanmentionedthathewasgoingtovisithisparentsafterwork.Theelderlycouplewereverysadtohearthattheironlysonwasmurdered.Thepolicearenowcheckingthesceneforfingerprintsandothercluesthatmayhelpsolvethecase.4.Therewasprobablymorethanonepersonwhohadsomethingtodowiththemurder.5.AmanwhohadbloodonhisshirtwasseenrunningdownCornStreet.6.Peoplehopethatthepolicewillcatchthemurderersoon.

二、什么是先行詞和關(guān)系詞？Mydadhasafriend

who/thatisgoodatEnglish.定語(yǔ)從句關(guān)系代詞who/that為關(guān)系代詞，在從句中代替friend.先行詞

Mydadhasafriend.HeisgoodatEnglish.1.先行詞——是被定語(yǔ)從句所修飾的詞,通常是名詞或代詞。

2.關(guān)系詞

——是引導(dǎo)定語(yǔ)從句的關(guān)聯(lián)詞，在從句中替代先行詞。

注意:

從句必須緊跟在先行詞后。

關(guān)系詞(relativepronoun)的作用是什么呢？a．引導(dǎo)定語(yǔ)從句；b．代替先行詞（先行詞的一個(gè)替代形式）；

Hewrotemanybooks.Thebookssoldwell.Hewrotemanybooks

which/thatsoldwell.c．在定語(yǔ)從句中擔(dān)當(dāng)一個(gè)成分主語(yǔ)或賓語(yǔ)Idon’tliketheman

that/whoissmoking.（主語(yǔ)）Thisisthereply(that/which)I’vejustreceived.(賓語(yǔ))常見(jiàn)的關(guān)系代詞有who,which和that。他們所代替的先行詞是表示人或物的名詞或代詞，并在從句中充當(dāng)主語(yǔ)、賓語(yǔ)、定語(yǔ)等成分。1.

關(guān)系代詞who指人，在定語(yǔ)從句中做主語(yǔ)或賓語(yǔ)。

e.g.YesterdayIhelpedanoldman

wholosthisway.

昨天我?guī)椭艘晃幻月返睦先恕?.

關(guān)系代詞which指物，在賓語(yǔ)從句中做主語(yǔ)或者賓語(yǔ)。

e.g.Thisisthefridgewhichheboughtyesterday.

這是他昨天買的電冰箱。3.

關(guān)系代詞that指人時(shí)，相當(dāng)于who;指物時(shí)，相當(dāng)于which。當(dāng)其在定語(yǔ)從句中做賓語(yǔ)時(shí)可省略。

e.g.Marylikesmusicthatisquietandnice.

瑪麗喜歡輕柔的音樂(lè)。

Simonandhisfriendsareplayingagame.Eachpersonhastosaysomethingaboutdetectivestories.Usewho,whichorthattohelpthemcompletetheirsentences.AboutdetectivestoriesSimon:EdgarAllanPoewastheman(1)___________firstwrotedetectivestoriesinEnglish.Millie:Japanesewritershavewrittensomegreatstories(2)____________requirereaderstocheckeverytinydetailforpossiblecluestothecriminalcases.which/thatwho/thatDaniel:SherlockHolmesisacharacter(3)__________wascreatedbyArthurConanDoyleasamasteratsolvingcrimes.Suzy:Conanisadetective(4)__________appearsinacartoonseriespopularamongteenagersallovertheworld.Kitty:AgathaChristiewasafemalewriter(5)_________isconsideredthequeenofcrimenovels.who/thatwho/thatwho/thatAfewdayslater,Millieistellingherdadaboutthemurder.Completetheirconversationwithwho,whichorthatandtheexpressionsinthebox.isnotallowedbythelawhisbosshadcommittedkilledtheyoungmanwasseenrunningdownthestreetDad:HastherebeenanyprogressintheWestTownmurdercase,Millie?Millie:Yes.Theperson________________________________washisboss!Dad:Really?Whydidhedoit?Millie:Thebossdidsomething_____________________________.Thevictimwantedtoreportthecrime_____________________________tothepolice.who/thatkilledtheyoungmanwhich/thatisn’tallowedbythelawwhich/thathisbosshadcommittedDad:Howterrible!Whatabouttheman_______________________________________.Millie:Well,itturnedoutthathehadnothingtodowiththiscase.Heworksinameatmarketandthebloodonhisshirtwasfromkillinghensandducks.Hewasinahurrytocatchabus!who/thatwasseenrunningdownthestreete.g.Iamsureshehassomething

_____youcanborrow.1.先行詞為all,everything,nothing,something,anything,little,much等不定代詞時(shí)。that和which在指物的情況下一般都可互換,但在下列情況下,一般用that而不用which。that【拓展】2.先行詞被all,every,no,some,any,little,much等修飾時(shí)。

e.g.I’vereadallthebooks_____arenotmine.3.先行詞被序數(shù)詞或最高級(jí)修飾時(shí)。

e.g.Thisisthefirstbook_____hehasread.4.先行詞被theonly,thevery,thesame,thelast修飾時(shí)。

e.g.Thisisthe

verybook____belongstohim.thatthatthat5.先行詞中既有人又有物時(shí)。

e.g.Can

you

tell

me

the

people

and

events______you

saw

in

Britain?

that歸納:

that,既指人又指物,作主語(yǔ)或賓語(yǔ)。which,指物,作主語(yǔ)或賓語(yǔ)。that指人時(shí)相當(dāng)于who或whom，指物時(shí)相當(dāng)于which。who指人，在從句中作主語(yǔ)或賓語(yǔ)。whom指人，在從句中作賓語(yǔ)。that,which,whom在定語(yǔ)從句中作賓語(yǔ)時(shí),可省去。注意：在含有定語(yǔ)從句的復(fù)合句中，如果關(guān)系代詞作從句的主語(yǔ)，則從句中謂語(yǔ)動(dòng)詞的人稱和數(shù)與先行詞保持一致。1)Aplaneisamachine___________canfly.2)Thecar__________myuncleboughtlastweekwasstolen.3)Thestudents________don’tstudyhardwillnotpasstheexam.which/thatwhich/thatwho/that4)Thewoman__________yousawintheparkisourEnglishteacher.5)Hetalkedhappilyaboutthemenandbooks_____interestedhimgreatlyintheschool.whom/thatthatPractiseExercises:1.All______isusefultousisgood.A.whichB.whatC.thatD.whether2.Shewillneverforgetthedays______shespentinBeijing.A.whenB.whatC.whichD.why3.Theman______youaretalkingisinthenextroom.A.towhomB.aboutwhomC.whoD.whom4.Thisistheschoolin_______myfatherworkedthirtyyearsago.A.thatB.whenC.whichD.where5.Thetextisoneofthemostinterestingstories______learnedinthepastthreeyears.A.thathaveB.thathavebeenC.whichhasD