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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Kangkang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.Cultureawareness:(optional)了解其他国家的科技发明。Ⅲ.Thekeypointsanddifficultpoints1.K

eypoints:Wordsandphrases:lock,metal,bemadeof,bemadefrom,bemadein,beusedfor,beallowedtodosth.Sentences:What’sitmadeof?It’smadefromwood.What’sitused

for?It’susedforlockingthedoor.IwishIcouldgointospacesomeday.Ihopeyourdreamwillcometrue.Grammar:was/we

re+pp2.Difficultpoints：bemadeof和bemadefrom的用法辨析。IwishIcouldgointospacesomeday.It’susedforwritingon.Ⅳ.Learningst

rategiesU4T1SA3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)InteractionpatternsTeacheractivityStudenta

ctivityRemarks1Revision&lead-in(10mins)ClassactivityStep1:LettheSschangethesentencesinGroupAintopresentpassivevoice.T:Lookatthesesentencesandtrytoc

hangethemintopassivevoice.T:xxx,doyouwanttotrythefirstone?T:Wonderful!Thesecondone?Example:GroupAPeoplespeakEnglish

aroundtheworld.Changethepresentactivevoiceintopassivevoice.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4GroupworkThemonkeyseatthebananas.Waterwashesawaytheearth.Thechemicalfactorypollutestheriver....Step2:Present

thesentencesinGroupBandencouragetheSstodiscussingroupsandchangethemintopassivevoice,too.T:Youhavedoneverywell.Nowlookatthisgroupofsentences.

Again,youchangethemintopassivevoice,butthistime,youwilldiscussingroupsfirst.T：Anyvolunteers?T:Whichgrouphasdifferentopinions?T:Th

at’snice.HowaboutSentenceTwo?T:Perfect!Example:aroundtheworld.S2:Thebananasareeatenbythemonkey.S3:..Changethepastactivevoice

intopassivevoice.S1:BasketballisinventedbyaP.EteacherintheUSAinthenineteenthcentury.S2:Basketballwas

inventedbyaP.EteacherintheUSAinthenineteenthcentury.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.EteacherintheUSAinventedbasketballintheni

neteenthcentury.Theworkercutdownthetreesyesterday.Imadethismodelplane.Mr.Wangpunishedhim.Thecatatethefish....Step3:LettheSsobse

rvethetwogroupsofsentencesandtrytofindthedifferencesbetweenthem.Movetopastpassivevoice.T:Observethetwogroupsofsentencesinyourgroupandfindoutthedi

fferencesbetweenthem.T:Hi,class,haveyoufoundanythingdifferent?S3:Thetreeswerecutdownbytheworkersyester

day.S4:Thismodelplanewasmadebyme.S5:HewaspunishedbyMr.Wang.S6:Thefishwaseatenbythecat.Observethetwogroups

ofsentencesandtrytofindthedifferencesbetweenthem.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:Yourgroupiswonderful

today.Anythingelse?T:Great!CanyouguesswhatwecallthesentencesinGroupB?T:Yes.Youmadeit.Couldyoutellmethestructureofit?S1:GroupAis

inpresenttensewhileGroupBisinpasttense.S2:Weuse“is”or“are”ingroupA,butweuse“was”or“were”inGroupB.S3:过去时的被动语态。S4:was/wer

e+pp2Pre-listening(4mins)ClassactivityIndividualworkStep1:Usepictures,realobjectsorPPTtoteach:rocket,satellite,spaceship,met

al.T:Lookatthepicture.What’sit?Step2:LettheSsreadthestatementsin1bandguessthemeaningofbemadeof.T:Now,r

eadthestatementsin1bandtrytoguessthemeaningofbemadeof.T:Whoknowsthemeaningofbemadeof?Handsup,please!Learnthenewwords.Ss:It’saro

cket.Ss:..Readthestatementsin1bandguessthemeaningofbemadeof.S1:被...制成这几个单词需要老师引导才能学习。U4T1SA7T:Almostright,butnotexactly.Anyoneelse?T:Good

boy!Yougotit!S2:由...制成3While-listening(2mins)IndividualworkLettheSslistento1aanddo1b.T:Now,listento1

aanddo1b.Wewillchecktheanswersafterlistening.T:Haseverybodygottheanswers?T:Yes!Youplease.T:Nextone?T:...

Listento1aanddo1b.S1:No.1isFS2:No.2isFS3:...S4:...4Post-listening(12mins)IndividualworkStep1:LettheSsreadthequestionsin1c,andthenread

1aandfindtheanswerstothequestions.T:Hereare4questionsin1c.Readthemquickly,andthenread1aandunderlinetheanswerstothequestions.Ifyoufinish,Readthequest

ionsin1c,thenread1aandfindtheanswerstothequestions.S1:Becauseit’sbadforherhealthifshespendstoomuchtimeoncomputergames.九年级上册教学案例设计8In

dividualworkraiseyourhand,please.T:Now,it’stimetochecktheanswers.Pleaseusefullsentencewhileanswering.Whowantstoanswerthefirstquestion?T:Per

fectanswer!Whowantstotrythesecondone?T:...Step2:LettheSsread1aagainandunderlinethepassivevoiceandthekeypoints.T:Now,youwillread1aagain.This

time,youwillunderlinethepassivevoice,thedifficultpointsandkeypoints.Whenyoufinish,raiseyourhand.T:First,let’sdealwiththepassi

vevoice.xxx,please.T:Youaresmart.Let’scometothesecondS2:Arocketisusedforsendingsatellitesorspaceshipsintospace.S3:...Read1aagainandunderlin

ethepassivevoiceandthekeypoints.S1:Iwasnotallowedtoplaycomputergameslastnight.S2:Itwasmadebyme.S3:What’sitmadeo

f?....S4:Why“could”isusedinthesecondsentencefromthebottom?CanIuse“can”instead?S5:beallowedtodosth.,b

ebadfor…S6:spend...onsth.,bemadeof…S7:beusedfordoingsth….U4T1SA9part:thedifficultpoints.Whohasquestions?T:Goodquestion!It’saveryimportantsentence.

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:LettheSsreadtheexamplesin2and

findthedifferencesbetweenExampleOneandExampleTwo.T:Now,readtheexamplesin2andfindthedifferencesbetweenExampleOneandExampleTwo.T:Whatdiffe

renceshaveyoufound?Readtheexamplesin2andfindthedifferencesbetweenExampleOneandExampleTwo.S1:“Bemadeof”isusedinExample

1and“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:Superb!Whatelse?T:Right!Ifyoucanseethematerialwithyournakedeyes,youshoulduse“bemadeof”.Ifnot,use“bemadefrom”.Forexample,the

lockismadeofmetal.Youcanseeitclearlywithyournakedeyes.But,asforthepaper,youcan’tseewooddirectlywithyournakedeyes,soyousaythepaperismadefromwood.Now

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

adeoforbemadefrom?isusedinExample2.S2:Thereisapreposition“on”after“write”,butthereisnoprepositionafter“lock”.Ss:B

emadeof.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!Howdowedecidewhethertouseapr

epositionornot?Theansweris:iftheactionisdonebytheobjectitself,thereisnoneedtouseapreposition,andifnot,thenaprepositionisneed

ed.Step2:LettheSsmakeupsimilardialogsinpairs.T:Now,let’sdopairwork.Makeupsimilardialogs.Goahead!T:I’dlikesom

epairstoactoutyourdialogs.Whichpair?Ss:Bemadeof....Makeupsimilardialogsinpairs.S1:What’sthecomputerdeskmadeof?S

2:It’smadeofwood九年级上册教学案例设计12T:...S1:What’situsedfor?S2:It’susedforputtingcomputerson.7FinishingTask3a(5mins)IndividualworkStep1:LettheSslookatthep

icturesin3atolearnthenewwordslaptopanddigital,andthenlistento3aandnumberthepictures.T:Doyouknowwhatthepictur

e1is?T:Yes,butwecallitalaptop.Becauseweusuallyputitonthetopofourlapwhileusingit.T:Howaboutthepicture3?T:

It’sadigitalcamera.T:Now,youwilllistento3aandnumberthepictures.T:Checkanswers!Learnthenewwords,listent

o3aandnumberthepictures.Ss:It’sacomputer.Ss:It’sacamera.Ss:..U4T1SA13IndividualworkStep2:LettheSslistento3aagainandfillinthetablein3a

.T:Listento3aagainandfillinthetablein3a.T:Now,let’schecktheansweronebyone.First,laptop.Whatisitmadeof?T:What’situsedf

or?T:...Listento3aagainandfillinthetablein3a.S1:It’smadeofplastic.S2:It’susedfor....S3:...8FinishingTask3b(3mins)PairworkLett

heSsreadtheexamplein3b,andthenmakeupsimilardialogsinpairsbasedontheinformationinthetablein3b.T:First,readtheex

amplein3b,andthenmakeupsimilardialogsinpairsbasedontheinformationinthetablein3a.T:Goodnews!Iwillhaveaphotowiththefirstpair!Whichpairwillbet

hefirstReadtheexamplein3b,andthenmakeupsimilardialogsinpairsbasedontheinformationinthetablein3b.S1:Whatisacellphonemadeof?S2:It’smadeofplastica

ndmetal.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’ssumupthekeypointsof

thissection.T:Let’sbeginwithgrammar.T:What’sthestructureofit?T:Andkeypoints?2:HMKT:Now,computersarewidelyusedinourdai

lylife.Butdoyouknowthehistoryofcomputers?Findsomeinformationaboutcomputersandwriteashortpassage.TrySumupt

hekeypoints.Ss:Passivevoiceinthepast.Ss:Was/were+ppS1:Bemadeof,bemadefrom,beusedfordoingsth.S2:Allowsb.todosth.,beal

lowedtodosth….S3:Spend…onsth.S4:Iwish….S5:…U4T1SA15tousethepastpassivevoiceasmuchaspossible.Ⅶ.Blackb

oarddesignWhenwasitinvented?SectionAWordsandphrases:bemadeofcometruebeusedfordoingsth.bemadefromGrammar:thepastpass

ivevoicestructure:was/were+ppSentences:What’sitmadeof?It’smadefromwood.What’situsedfor?It’susedforlockingthedoor.IwishIcouldgoi

ntospacesomeday.Ihopeyourdreamwillcometrue.