Unit8 Grammar课件- 牛津译林版九年级英语上册

GrammarUnit8DetectivestoriesLead-in1.…whetherthevictimwaskilledsomewhereelseandthenbroughttoWestTown,orkilledattheplacewherehewasfound.2.We’reaskinganyonewhosawanythingunusualnearCornStreetlastnighttocontactus.3.We’renowcheckingthesceneformoreclueswhichwillhelpsolvethecase.4.…foranyinformationthatleadstothearrestofthemurderer.5.Anyonewhocanprovideusefulinformationshouldcontactthepolice.Presentation在复合句中修饰名词或代词的从句叫定语从句。Ilikethepencil.(Whichone?)Thepencilcostme5yuan.Ilikethepencil.Thepencilcostme5yuan.which/that↑先行词

↑关系代词

关系代词就是用来代替先行词的

which/that

=thepencil先行词：是被定语从句所修饰的词，通常是名词或代词。关系代词：是引导定语从句的词，在从句中替代先行词。注意：从句必须紧跟在先行词后。先行词（名词/代词）+关系代词（who//which/that)+定语从句….定语从句结构Theboywhoisplayingping-pongismyclassmate.HelpMilliedecidewhethertheycontaindefiningrelativeclauses.Underlinethedefiningrelativeclauses.1.Theyoungmanmentionedthathewasgoingtovisithisparentsafterwork.2.Theelderlycouplewereverysadtohearthattheironlysonwasmurdered.3.Thepolicearenowcheckingthesceneforfingerprintsandothercluesthatmayhelpsolvethecase.4.Therewasprobablymorethanonepersonwhohadsomethingtodowiththemurder.5.AmanwhohadbloodonhisshirtwasseenrunningdownCornStreet.6.Peoplehopethatthepolicewillcatchthemurderersoon.__________________________________________________________________被修饰的名词或代词叫先行词。定语从句通常出现在先行词之后，由关系词引出。引导定语从句的关系代词有who,which,that,whom,whose等，以及关系副词where,when,why等。关系代词和关系副词在定语从句中担任句子成分。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.YesterdayIhelpedanoldmanwholosthisway.2.关系代词which指物，在宾语从句中做主语或者宾语。e.g.Thisisthefridgewhichheboughtyesterday.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.Usewho,whichorthattohelpthemcompletetheirsentences.Simon:EdgarAllenPoewastheman(1)___________

firstwrotedetectivesstoriesinEnglish.Millie:Japanesewriteshavewrittensomegreatstories

(2)____________requirereaderstocheckevery

tinydetailforpossiblecluestothecriminalcases.Daniel:SherlockHolmesisacharacter(3)____________

wascreatedbyArthurConanDoyleasamaster

atsolvingcrimes.Suzy:Conanisadetective(4)__________appearsina

cartoonseriespopularamongteenagersallover

theworld.Kitty:AgathaChristiewasafemalewriter(5)_________

isconsideredthequeenofcrimenovels.who/thatwhich/thatwho/thatwho/thatwho/thatHelpMilliecompletethesentencesusingrelativeclauses.1.Ayoungmanwasmurderedyesterday./Hewassingle.Ayoungman_____________________wasmurderedyesterday.2.AknifewasfoundinarubbishbinnearCornStreet./Itwascoveredinblood.Aknife____________________________wasfoundinarubbishbinnearCornStreet.3.Weneedinformation./It’llhelpsolvethecase.Weneedinformation____________________________.4.Here’sadrawingoftheperson./Hemightbethemurdereroftheyoungman.Hereisthedrawingoftheperson_______________________________________________.who/thatwassinglewhich/thatwascoveredinbloodwhich/thatwillhelpsolvethecasewho/thatmightbethemurdereroftheyoungmanAfewdayslater,Millieistellingherdadaboutthemurder.Completetheconversationwithwho,whichorthatandtheexpressionsinthebox.isnotallowedbythelawhisbosshadcommittedkilledtheyoungmanwasseenrunningdownthestreetDad:HastherebeenanyprogressintheWestTown

murdercase,Millie?Millie:Yes.Theperson____________________________

washisboss!Dad:Really?Whydidhedoit?Millie:Thebossdidsomething_____________________

________.Thevictimwantedtoreportthecrime

_____________________________tothepolice.who/thatkilledtheyoungmanwhich/thatisn’tallowedbythelawwhich/thathisbosshadcommittedDad:Howterrible!Whatabouttheman____________

______________________________.Millie:Well,itturnedoutthathehadnothingtodo

withthiscase.Heworksinameatmarketand

thebloodonhisshirtwasfromkillinghensand

ducks.Hewasinahurrytocatchabus!who/thatwasseenrunningdownthestreetthat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。1)先行词为all,everything,nothing,something,anything,little,much等不定代词时。e.g.Iamsureshehassomethingthatyoucanborrow.2)先行词被all,every,no,some,any,little,much等修饰时。e.g.I’vereadallthebooksthat

arenotmine.3)先行词被序数词或最高级修饰时。e.g.Thisisthefirstbookthathehasread.4)先行词被theonly,thevery,thesame,thelast修饰时。e.g.Thisistheverybookthatbelongstohim.Conclusionthat既指人又指物，作主语或宾语。that指人时相当于who或whom，指物时相当于which。which指物，作主语或宾语。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。Usefulphrasesandexpressions1.theelderlycouple老年夫妇2.havesomethingtodowith…和……有关

havenothingtodowith…

和……无关3.writedetectivestoriesinEnglish用英语写侦探故事4.requiresb.todosth.需要某人做某事5.criminalcases刑事案件6.rundownthestreet沿着街道跑7.turnout原来是，结果是8.beinahurrytodosth.=hurrytodosth.

匆忙做某事Exercises1.Haveyoufoundthebook_____youwant?A.who B.that C.where D.when2.Idon’tknowthegirl____iswearingapairofglasses.

A.which

B.whoC.where D.when3.Themachine_____Ihavelookedafterfortwentyyearsisstillworkingwell.

A.who B.where C.when D.which4.Being