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U4T1SA1Unit4AmazingScienceTopic1Whenwasitinvented?SectionAⅠ.Materialanalysis本课是九年级第四单元第一话题的第一课时。主活动是1a和2。1a通过K

angkang和Jane谈论火箭模型，引入本课的语法：一般过去时的被动语态。1b是检查学生听1a的效果，1c则是检查学生阅读理解的能力。2重点操练bemadeof，bemadefrom和beusedfor。3a以听的形式让学生加深

对2a的句型和1a的语法的理解。3b让学生能够把本课的句型和语法正确地说出来。总之，本课把句型和语法充分地融合到听、读、说当中。Ⅱ.Teachingaims1.Knowledgeaims：掌握本课的重点

词汇和短语，初步学习一般过去时的被动语态。2.Skillaims:能够在听、说、读、写中正确运用一般过去时的被动语态。3.Emotionalaims:(optional)九年级上册教学案例设计2鼓励学生要勤思考、有理想、争做未来的发明家。4.Cultureaware

ness:(optional)了解其他国家的科技发明。Ⅲ.Thekeypointsanddifficultpoints1.Keypoints:Wordsandphrases:lock,metal,bemadeof,bemadef

rom,bemadein,beusedfor,beallowedtodosth.Sentences:What’sitmadeof?It’smadefromwood.What’situsedfor?It’s

usedforlockingthedoor.IwishIcouldgointospacesomeday.Ihopeyourdreamwillcometrue.Grammar:was/were+pp2.Difficultpoints：bema

deof和bemadefrom的用法辨析。IwishIcouldgointospacesomeday.It’susedforwritingon.Ⅳ.LearningstrategiesU4T1SA3通过温习一般现

在时的被动语态知一般过去时的被动语态，实现从一般现在时的被动语态到一般过去时的被动语态的转换。通过联系生活实践，来区分bemadeof和bemadefrom。在交流中，重在表意，不要担心出错。Ⅴ.Teachingaids有关新词的图片/实物（如：数码相机,锁）/录音机/小黑板/PPT。Ⅵ

.TeachingproceduresStage(timeperiod)InteractionpatternsTeacheractivityStudentactivityRemarks1Revision&lead-in(10mins)

ClassactivityStep1:LettheSschangethesentencesinGroupAintopresentpassivevoice.T:Lookatthesesentencesandtrytochangethemintopassivevo

ice.T:xxx,doyouwanttotrythefirstone?T:Wonderful!Thesecondone?Example:GroupAPeoplespeakEnglisharoundtheworld.Changethepresentactivevoiceintopa

ssivevoice.S1:Englishisspokenbypeople通过复习一般现在时的被动语态来过渡到一般过去时的被动语态。以旧引新、比较学习能让学生更快地掌握新知识。九年级上册教学案例设计4GroupworkThemonkeyseatt

hebananas.Waterwashesawaytheearth.Thechemicalfactorypollutestheriver....Step2:PresentthesentencesinGroupBandencouragetheSstodiscussingroup

sandchangethemintopassivevoice,too.T:Youhavedoneverywell.Nowlookatthisgroupofsentences.Again,youchangethemintopassivevoic

e,butthistime,youwilldiscussingroupsfirst.T：Anyvolunteers?T:Whichgrouphasdifferentopinions?T:That’snice.HowaboutSentenceTwo?T:Perf

ect!Example:aroundtheworld.S2:Thebananasareeatenbythemonkey.S3:..Changethepastactivevoiceintopassivevoice.S1:Bask

etballisinventedbyaP.EteacherintheUSAinthenineteenthcentury.S2:BasketballwasinventedbyaP.EteacherintheUSAint

henineteenthcentury.一定要把学生说出的被动语态的句子板书出来，为后面的教学作准备。U4T1SA5GroupworkGroupBAP.EteacherintheUSAinventedbasketballinthenineteenthcent

ury.Theworkercutdownthetreesyesterday.Imadethismodelplane.Mr.Wangpunishedhim.Thecatatethefish....Step3:LettheSsob

servethetwogroupsofsentencesandtrytofindthedifferencesbetweenthem.Movetopastpassivevoice.T:Observethetwogroupsofsentencesinyourgroupandfindoutth

edifferencesbetweenthem.T:Hi,class,haveyoufoundanythingdifferent?S3:Thetreeswerecutdownbytheworkersyesterday.S4:Thismodelplanew

asmadebyme.S5:HewaspunishedbyMr.Wang.S6:Thefishwaseatenbythecat.Observethetwogroupsofsentencesandtrytofindthedifferencesb

etweenthem.如果学生能正确地表述过去时的被动语态，老师直接板书，如果不能，老师要引导学生总结出来。九年级上册教学案例设计6T:Yourgroupiswonderfultoday.Anythingelse?T:Great!C

anyouguesswhatwecallthesentencesinGroupB?T:Yes.Youmadeit.Couldyoutellmethestructureofit?S1:GroupAisinpresenttensew

hileGroupBisinpasttense.S2:Weuse“is”or“are”ingroupA,butweuse“was”or“were”inGroupB.S3:过去时的被动语态。S4:was/were+pp2Pre-listening

(4mins)ClassactivityIndividualworkStep1:Usepictures,realobjectsorPPTtoteach:rocket,satellite,spaceship,metal.T:Lookatthepictu

re.What’sit?Step2:LettheSsreadthestatementsin1bandguessthemeaningofbemadeof.T:Now,readthestatementsi

n1bandtrytoguessthemeaningofbemadeof.T:Whoknowsthemeaningofbemadeof?Handsup,please!Learnthenewwords.Ss:It’

sarocket.Ss:..Readthestatementsin1bandguessthemeaningofbemadeof.S1:被...制成这几个单词需要老师引导才能学习。U4T1SA7T:Almostright,butnotexac

tly.Anyoneelse?T:Goodboy!Yougotit!S2:由...制成3While-listening(2mins)IndividualworkLettheSslistento1aanddo1b.T:Now,listento1aanddo1b.Wewillchecktheans

wersafterlistening.T:Haseverybodygottheanswers?T:Yes!Youplease.T:Nextone?T:...Listento1aanddo1b.S1:N

o.1isFS2:No.2isFS3:...S4:...4Post-listening(12mins)IndividualworkStep1:LettheSsreadthequestionsin1c,andthenread1aand

findtheanswerstothequestions.T:Hereare4questionsin1c.Readthemquickly,andthenread1aandunderlinetheanswe

rstothequestions.Ifyoufinish,Readthequestionsin1c,thenread1aandfindtheanswerstothequestions.S1:Becauseit’sbadforherhealthifshespendsto

omuchtimeoncomputergames.九年级上册教学案例设计8Individualworkraiseyourhand,please.T:Now,it’stimetochecktheanswers.Pleaseusefullsen

tencewhileanswering.Whowantstoanswerthefirstquestion?T:Perfectanswer!Whowantstotrythesecondone?T:...Step2:LettheSsread1aagainandunderl

inethepassivevoiceandthekeypoints.T:Now,youwillread1aagain.Thistime,youwillunderlinethepassivevoice,thedi

fficultpointsandkeypoints.Whenyoufinish,raiseyourhand.T:First,let’sdealwiththepassivevoice.xxx,please.T:Youaresmart.Let’scometothes

econdS2:Arocketisusedforsendingsatellitesorspaceshipsintospace.S3:...Read1aagainandunderlinethepassivevoiceandthekeypoints.S

1:Iwasnotallowedtoplaycomputergameslastnight.S2:Itwasmadebyme.S3:What’sitmadeof?....S4:Why“could”isusedinthe

secondsentencefromthebottom?CanIuse“can”instead?S5:beallowedtodosth.,bebadfor…S6:spend...onsth.,bemadeof…S7:

beusedfordoingsth….U4T1SA9part:thedifficultpoints.Whohasquestions?T:Goodquestion!It’saveryimportantsenten

ce.It’susuallyusedtoexpresswishes，butit’sunlikelytocometrue.T:Now,whataboutkeypoints?Comeon!learn…from…

,cometrue…wish表示祝愿、愿望，要给学生强调这个愿望不太可能实现。但不要讲得太深，虚拟语气可以不提。5FinishingTask2(5mins)IndividualworkStep1:LettheSsreadtheexampl

esin2andfindthedifferencesbetweenExampleOneandExampleTwo.T:Now,readtheexamplesin2andfindthedifferencesbetweenExampleOneandExampl

eTwo.T:Whatdifferenceshaveyoufound?Readtheexamplesin2andfindthedifferencesbetweenExampleOneandExampleTwo.S1:“Bemade

of”isusedinExample1and“bemadefrom”这个部分分成两步骤来完成较好。第一，帮助学生区分bemadeof和bemadefrom的用法。第二，如何运用介词。理解这两点，有利于学生构建对话。学生不能解释清楚的老师要补充。老师在此过程中，顺便九年级上册教学案例设计10T:Su

perb!Whatelse?T:Right!Ifyoucanseethematerialwithyournakedeyes,youshoulduse“bemadeof”.Ifnot,use“bemadefrom”.Forexample,thelockismadeofme

tal.Youcanseeitclearlywithyournakedeyes.But,asforthepaper,youcan’tseewooddirectlywithyournakedeyes,soyousaythepaperismadefrom

wood.Now,lookatthepicturesbelowthedialogs.Seeifyoucanseethematerialwithyournakedeyes.T:Let’scheck.Computerdesk,bem

adeoforbemadefrom?isusedinExample2.S2:Thereisapreposition“on”after“write”,butthereisnoprepositionafter“lock”.Ss:Bemadeof.解释lock。为了简单明了，老师可以用汉语

解释，因为涉及到不少术语，学生难以听懂。U4T1SA11PairworkT:Chopsticks?...T:Welldone!Howdowedecidewhethertouseaprepositionornot?Theansweris:if

theactionisdonebytheobjectitself,thereisnoneedtouseapreposition,andifnot,thenaprepositionisneeded.Step2:LettheSsmakeup

similardialogsinpairs.T:Now,let’sdopairwork.Makeupsimilardialogs.Goahead!T:I’dlikesomepairstoactoutyourdialogs.

Whichpair?Ss:Bemadeof....Makeupsimilardialogsinpairs.S1:What’sthecomputerdeskmadeof?S2:It’smadeofwood九年级上册教学案例设计12T:.

..S1:What’situsedfor?S2:It’susedforputtingcomputerson.7FinishingTask3a(5mins)IndividualworkStep1:LettheSslookatthepictur

esin3atolearnthenewwordslaptopanddigital,andthenlistento3aandnumberthepictures.T:Doyouknowwhatthepicture1is?T:Yes,butwecallitalaptop

.Becauseweusuallyputitonthetopofourlapwhileusingit.T:Howaboutthepicture3?T:It’sadigitalcamera.T:Now,youwilllistento3aandnumberthepictures.T:

Checkanswers!Learnthenewwords,listento3aandnumberthepictures.Ss:It’sacomputer.Ss:It’sacamera.Ss:..U4T1SA13In

dividualworkStep2:LettheSslistento3aagainandfillinthetablein3a.T:Listento3aagainandfillinthetablein3a.T:Now,let’s

checktheansweronebyone.First,laptop.Whatisitmadeof?T:What’situsedfor?T:...Listento3aagainandfillinthetable

in3a.S1:It’smadeofplastic.S2:It’susedfor....S3:...8FinishingTask3b(3mins)PairworkLettheSsreadtheexamplein3b,andthenmakeupsimilardialogsinpair

sbasedontheinformationinthetablein3b.T:First,readtheexamplein3b,andthenmakeupsimilardialogsinpairsbasedontheinf

ormationinthetablein3a.T:Goodnews!Iwillhaveaphotowiththefirstpair!WhichpairwillbethefirstReadtheexamplein

3b,andthenmakeupsimilardialogsinpairsbasedontheinformationinthetablein3b.S1:Whatisacellphonemadeof?S2:It

’smadeofplasticandmetal.九年级上册教学案例设计14one?S1:What’situsedfor?S2:It’susedformakingtelephonecalls.S1:...S2:...9Summarizingandassigninghomework(4mins)Cl

assactivityStep1:LettheSsgooverthissectionandsumupthekeypointsT:Wehaveonlyafewminutesleft.Let’ssumupth

ekeypointsofthissection.T:Let’sbeginwithgrammar.T:What’sthestructureofit?T:Andkeypoints?2:HMKT:Now,computersarewidelyusedinourdailyl

ife.Butdoyouknowthehistoryofcomputers?Findsomeinformationaboutcomputersandwriteashortpassage.TrySumupthekeypoints.Ss:Passivevoiceinthepast.Ss:Was/w

ere+ppS1:Bemadeof,bemadefrom,beusedfordoingsth.S2:Allowsb.todosth.,beallowedtodosth….S3:Spend…onsth.S4:Iwish….S5:…U4T1SA15tousethe

pastpassivevoiceasmuchaspossible.Ⅶ.BlackboarddesignWhenwasitinvented?SectionAWordsandphrases:bemadeofcometruebeusedfordoingsth.bemadefro

mGrammar:thepastpassivevoicestructure:was/were+ppSentences:What’sitmadeof?It’smadefromwood.What’situse

dfor?It’susedforlockingthedoor.IwishIcouldgointospacesomeday.Ihopeyourdreamwillcometrue.