初中英語牛津譯林版九年級上冊Unit8Detectivestories 省賽獲獎

9AUnit8DetectivestoriesGrammar教學(xué)目標(biāo)1．知識與技能themoveofsb(某人的行蹤)，bytheway,sitdownbesidesb=sitdownnexttosb,bestressedoutwithbloodonhisshirtatthesceneofthecrime,(be)highlypossible2．情感、態(tài)度與價(jià)值觀CultivatethestudentstolearntocommunicatewithothersinEnglish.重點(diǎn)難點(diǎn)1、重點(diǎn)Thenewwordsandthephrasesinthispart.2、難點(diǎn)Tousethetwokindsofsentencescorrectly教學(xué)方法task-basedapproach教學(xué)用具Taperecorder;Multi-MediaTeachingprocedures:Step1Leadin(教學(xué)目的：通過回顧reading里的內(nèi)容，既復(fù)習(xí)上節(jié)課的內(nèi)容，同時(shí)可以引出本課時(shí)的重點(diǎn)定語從句)Teacher:Whatisadetective?Students:Adetectiveissomeonewholooksforcluestosomethingimportant.TeachergoesoverReadingandintroducesmoreDefiningrelativeclauses.Forexample:WeareaskinganyonewhosawanythingunusualnearCornStreetlastnighttocontactus.Wearenowcheckingthesceneformoreclueswhichwillhelpsolvethecase.Thevictim’sparentshaveofferedarewardof50,000yuanforanyinformationthatleadstothearrestofthemurderer.Writethesentencesaboveontheblackboard.Step2Explanation1.定語從句的含義在復(fù)合句中修飾名詞或代詞的從句叫定語從句。Themanwholivesnexttousisalawyer.HeisthemanwhoIsawyesterday.Footballisagamewhichislikedbymostboys.Givemethebookthatyoureadjustnow.Step3DoingexercisesMoreaboutthemurderPartAMillieiswritingdownsomesentencesaboutthemurdercase.Helpherdecidewhethertheycontaindefiningrelativeclauses.Underlinethedefiningrelativeclauses.Keys:3.thatmayhelpsolvethecase.4.whohadsomethingtodowiththemurder5.whohadbloodonhisshirt（教學(xué)目的：利用教材上的練習(xí)進(jìn)一步鞏固學(xué)生對定語從句的引導(dǎo)詞在具體語境中的靈活運(yùn)用。）Step4Explanation被修飾的名詞或代詞叫先行詞。定語從句通常出現(xiàn)在先行詞之后，由關(guān)系詞引出。引導(dǎo)定語從句的關(guān)系代詞有who,which,that，whom,whose,等和關(guān)系副詞where,when,why等。關(guān)系代詞和關(guān)系副詞在定語從句中擔(dān)任句子成分。常見的關(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、賓語、定語等成分。關(guān)系代詞who指人，在定語從句中做主語或賓語。.YesterdayIhelpedanoldmanwholosthisway.2.關(guān)系代詞which指物，在賓語從句中做主語或者賓語。.Thisisthefridgewhichheboughtyesterday.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)其在定語從句中做賓語時(shí)可省略。Step5Exercises1.AboutdetectivestoriesPartB1Simonandhisfriendsareplayingagame.Eachpersonhastosaysomethingaboutdetectivestories.Usewho,whichorthattohelpthemcompletetheirsentences.Keys:who/thatwhich/thatwho/thatwho/thatwho/that2.SolvingthecrimesPartB2AreporterisinterviewingapoliceofficeronTVaboutthemurderinWestTown.Millieistalkingnotes.Helphercompletethesentencesusingrelativeclauses.Keys:who/thatwassinglewhich/thatwascoveredinbloodwhich/thatwillhelpsolvethecasewho/thatmightbethemurdereroftheyoungman3.PartB3Afewdayslater,Millieistellingherdadaboutthemurder.Completetheirconversationwithwho,whichorthatandtheexpressionsinthebox.Keys:who/thatkilledtheyoungmanwhich/thatisn’tallowedbythelawwhich/thathisbosshadcommittedwho/thatwasseenrunningdownthestreetStep6Explanationthat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。1)先行詞為all,everything,nothing,something,anything,little,much等不定代詞時(shí)。Iamsureshehassomething_____youcanborrow.2)先行詞被all,every,no,some,any,little,much等修飾時(shí)。I’vereadallthebooks____arenotmine.3)先行詞被序數(shù)詞或最高級修飾時(shí)。Thisisthefirstbook____hehasread.4)先行詞被theonly,thevery,thesame,thelast修飾時(shí)。Thisistheverybook___belongstohim.歸納:that,既指人又指物,作主語或賓語。which,指物,作主語或賓語。that指人時(shí)相當(dāng)于who或whom，指物時(shí)相當(dāng)于which。who指人，在從句中作主語或賓語。whom指人，在從句中作賓語。that,which,whom在定語從句中作賓語時(shí),可省去。Step7ExercisesFillinthegaps.1)Theterribletyphoonkilledthepeopleandcattle____wereinthefields.2)Thewindblewdownthetallesttree____isinfrontofourschoolgate.3)Thisistheverything_____Iwaslookingfor.4)Thisisthesecondnovel____Ihaveeverread.5)Thereisnothingintheworld____canfrightenme.6.)Whoistheman____isreadingunderthetree?7)Myhometownisnotthesameone____itusedtobetwentyyearsago.Keys:thatthatthatthatthatthatthat（教學(xué)目的：此處練習(xí)中所出現(xiàn)的都是特殊情況下關(guān)系詞的使用，在掌握課文知識的同時(shí)，讓學(xué)生更加深入學(xué)會理解和運(yùn)用定語從句）Step8Homework1.Rememberthenewwordsinthislesson.

2.Dotheexercisesontheworkbook.板