Unit8第3课时Grammar九年级英语上册（牛津译林版）

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

leadstothearrestofthemurderer.5.Anyonewhocanprovideusefulinformationshouldcontactthepolice.概念:在复合句中修饰名词或代词的句子叫__________.被定语从句所修饰的名词或代词叫“________”连接定语从句和先行词的连词叫“_________”或“_______”.定语从句先行词关系代词关系副词HarryPorterisaboywhohasmagicpower.先行词关系词定语从句关系代词which,who,whom,that,whose一、定义：在复合句中修饰名词或代词的从句叫定语从句。Theman

wholivesnexttousisalawyer.Themanisalawyer.Themanlivesnexttous.定语从句HeisthemanwhoIsawyesterday.

他就是我昨天见的那个人。

Footballisagamewhichislikedbymostboys.

足球是一种深受大多数男孩喜欢的运动。

Givemethebookthatyoureadjustnow.

把你刚才读的书给我。

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

二、什么是先行词和关系词？Mydadhasafriend

who/thatisgoodatEnglish.定语从句关系代词who/that为关系代词，在从句中代替friend.先行词

Mydadhasafriend.HeisgoodatEnglish.1.先行词——是被定语从句所修饰的词,通常是名词或代词。

2.关系词

——是引导定语从句的关联词，在从句中替代先行词。

注意:

从句必须紧跟在先行词后。

关系词(relativepronoun)的作用是什么呢？a．引导定语从句；b．代替先行词（先行词的一个替代形式）；

Hewrotemanybooks.Thebookssoldwell.Hewrotemanybooks

which/thatsoldwell.c．在定语从句中担当一个成分主语或宾语Idon’tliketheman

that/whoissmoking.（主语）Thisisthereply(that/which)I’vejustreceived.(宾语)常见的关系代词有who,which和that。他们所代替的先行词是表示人或物的名词或代词，并在从句中充当主语、宾语、定语等成分。1.

关系代词who指人，在定语从句中做主语或宾语。

e.g.YesterdayIhelpedanoldman

wholosthisway.

昨天我帮助了一位迷路的老人。2.

关系代词which指物，在宾语从句中做主语或者宾语。

e.g.Thisisthefridgewhichheboughtyesterday.

这是他昨天买的电冰箱。3.

关系代词that指人时，相当于who;指物时，相当于which。当其在定语从句中做宾语时可省略。

e.g.Marylikesmusicthatisquietandnice.

玛丽喜欢轻柔的音乐。

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.先行词为all,everything,nothing,something,anything,little,much等不定代词时。that和which在指物的情况下一般都可互换,但在下列情况下,一般用that而不用which。that【拓展】2.先行词被all,every,no,some,any,little,much等修饰时。

e.g.I’vereadallthebooks_____arenotmine.3.先行词被序数词或最高级修饰时。

e.g.Thisisthefirstbook_____hehasread.4.先行词被theonly,thevery,thesame,thelast修饰时。

e.g.Thisisthe

verybook____belongstohim.thatthatthat5.先行词中既有人又有物时。

e.g.Can

you

tell

me

the

people

and

events______you

saw

in

Britain?

that归纳:

that,既指人又指物,作主语或宾语。which,指物,作主语或宾语。that指人时相当于who或whom，指物时相当于which。who指人，在从句中作主语或宾语。whom指人，在从句中作宾语。that,which,whom在定语从句中作宾语时,可省去。注意：在含有定语从句的复合句中，如果关系代词作从句的主语，则从句中谓语动词的人称和数与先行词保持一致。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