九年级英语Unit 4 Topic 1 Section A市级优质课课件 最新仁爱版

Unit4AmazingScienceTopic1Whenwasitinvented?SectionATeachingaimsanddemands•1.Learnthesimplepastpassivevoice.(a)Learnthedifferencesbetween“bemadeof”and“bemadefrom”.(b)Learnthesentencepatterns“When/Wherewasitdeveloped?•2.Learntoexpresshopeandwishes.•3.Talkingaboutnewtechnologiesandinventions.isspokenbyShespeaksChinese.isspokenbyHespeaksEnglish.EnglishEnglish.Hehim.ChineseChinese.Sheher.被动语态(PassiveVoice)be+doneCanyoutry?Manypeopleusecomputers.Computers_____________by________________.Theworkersplanttreesinthegarden.Trees____________inthegarden____theworkers.areusedmanypeopleareplantedby一般现在时被动语态的构成：am/is/are+及物动词的过去分词Newwords•rocket/´rɔkit/n.火箭•metal/´metl/n.金属•satellite/´sætəlait/n.卫星•spaceship/´speisʃip/n.宇宙飞船•lock/´lɔk/n.锁v.（用锁）锁上，被锁住•laptop/´læptɔp/n.手提电脑•digital/´didʒitl/adj.数码的，数字的Checkwords•1.--Jerry,rememberto____thedoorofourclassroomwhenyouleave.---OK,Iwill.2.Mostofthecamerasweareusingare____ones.3.Steve'sfathermadeamodel_____forhimasabirthdaypresent.4.Peoplecanheat_____andthenmakeitintoanyshape.5.ShenzhouX________waslaunchedin2013successful.lockdigitalrocketmetalspaceshipA:What’sthelockmadeof?B:It’smadeofmetal.A:What’situsedfor?B:It’susedforlockingthedoor.n.锁v.（用锁）锁上，被锁住2Followtheexampletomakeupsimilarconversations.lock/metalA:What’sthepapermadefrom?B:It’smadefromwood.A:What’situsedfor?B:It’susedforwritingon.paper/woodCouldyoutellthedifferences?bemadeofbemadefrombemadeof由某种物质做成(看得出原材料,物理过程)bemadefrom由某种物质制成(看不出原材料，化学过程)chopsticks/bamboowatch/metalFollowtheexampletomakeupsimilarconversations.bemadeofbemadefrombemadebybemadeinbemadeintobeusedforbeusedas····beusedbybeusedtodo（某物）被制成····(被）用来····由某人制作用···制造的，看不出原材料被····使用,接sb用····制造的，看出原材料（被）用作····（被）用来做·····在某地/某时制造MatchthefollowingphraseswithproperChinesemeanings.1.Hisnewcomputerwasmade___America.2.Themachinesweremade_____manyworkers.inbyListento1aandmarkT(True)orF(False).1.Janeisunhappybecauseshewasnotallowedtogotoapartylastnight.()2.Kangkang’sfathermadeamodelrocketforhim.()3.Therocketismadeofmetal.()4.Arocketisusedforsendingsatellitesorspaceshipsintospace.()FFTT2.Read1ainroles1.Read1aafterthetape3.Read1awithyourpartners,thenact1aout.1.Read1aagain,thenanswerthefollowingquestions2.Findouttheusefulexpressionsinthedialog,thenusethem.Groupwork1,whydidKangkangaskJanenottospendtoomuchtimeoncomputergamesIt’sbadforherhealthifshespendstoomuchtimeonthem.2.What'sarocketusedfor?It’susedforsendingsatellitesorspaceshipsintospace.3.WhotaughtKangkangsomeknowledgeaboutspaceships?Mr.Brown.4.What’sKangkang’sdream?Hewisheshecouldgointospacesomeday1.allowv.允许allowsb.todosth.允许某人做某事beallowedtodosth.被允许做某事2.spend···onsth在···上花费时间spend···(in)doingsth做某事花费时间3.beusedfordoing被用来做beusedtodo被用来做4.send···into···把···送入···5.IwishIcouldgointospacesomeday.(can--could,虚拟语气，表示主观愿望和未来的梦想,不一定能实现)6.someday----某一天，总有一天(将来)7.cometrue----变成真的,实现sbrealize/achieve=makesthcometureFillintheblanks,thencheckthesentenceswhichusewas/were+及物动词的过去分词1.BecauseI__________________toplaycomputergameslastnight2.----Whomadeit?----It____________me.3.----Whenandwherewasitdeveloped?----It______________inJapanin1985.wasnotallowedwasmadebywasdeveloped一般过去式的被动语态结构为___________+及物动词的过去分词was/were1.Mr.Green___tosinganEnglishsongatthepartyandhesangwell.(2017安徽）A.wasinvitedB.invitedC.isinvitedD.invites2.Thispicture____bymycousinlastyear.(2017重庆）A.drawsB.drewC.isdrawnD.wasdrawn3.Thedressfeelssoftanditismade____silk.A.forB.ofC.byD.in3.IwishI____playtenniswiththemthisafternoon,butIhavetostudyforatest.A.canB.shouldC.couldD.shall4.English____travelersandbusinesspeopleallovertheworld.A.isusedasB.isusedforC.isusedbyD.isusedtoDoexerciseADBCDA:What'sthisinEnglish?B:It'salaptop.A:Whatisalaptopmadeof?B:Itismadeofplastic.A:What’situsedfor?B:Itisusedforstudying.Japan/1985A:Whenandwherewasitdeveloped?B:ItwasdevelopedinJapanin1985.5.补全对话SummaryWelearn:1.Somewords:lock,rocket,metal,satellite,spaceship2.Somephrases:bemadeof,beusedof,someday,cometrue3.Somesentences:(1)IwishIcouldgointospacesomeday.(2)Ihopeyourdreamwillcometrue.(3)-Whatisarocketusedfor?-It’susedforsendingsatellitesorspaceshipsintospace.Wecan:Usethepassivevoice.•Read1a.•Memorizetheusefulexpressionsandkeysentencesthatwelearntoday.•FinishSectionAinyourworkbook.•PreviewSectionB.