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Unit4AmazingScienceTopic1Whenwasitinvented?,SectionA,isspokenby,ShespeaksChinese.,isspokenby,HespeaksEnglish.,English,English.,He,him.,Chinese,Chinese.,She,her.,被動(dòng)語態(tài)(PassiveVoice)be+done,主動(dòng)語態(tài)：主語+動(dòng)詞+賓語被動(dòng)語態(tài)：主語+be+過去分詞+by+賓語,,,,Manypeopleusecomputers.,Computers_____________by________________.,Theworkersplanttreesinthegarden.,Trees____________inthegarden____theworkers.,areused,manypeople,areplanted,by,Canyoutry？,Exercise,1.Trees__________(water)inourschooleverythreedays.2.Thezoo___________(visit)bylotsofchildrenonweekends.3.AJourneytoWest________(show)onCCTVeverysummer.4.OnChristmasDay,childrenwakeupearlyandcan’twait______(open)theboxesofpresents.5.We’llhaveachance_____(see)theflowershowthisweekend.,toopen,isshown,arewatered,tosee,isvisited,A:What’sthelockmadeof?B:It’smadeofmetal.A:What’situsedfor?B:It’susedforlockingthedoor.,n.鎖v.（用鎖）鎖上，被鎖住,,2Followtheexampletomakeupsimilarconversations.,lock/metal,A:What’sthepapermadefrom?B:It’smadefromwood.A:What’situsedfor?B:It’susedforwritingon.,paper/wood,computerdesk/wood,chopsticks/bamboo,sweater/cotton,watch/metal,bemadeof由某種物質(zhì)做成(看得出原材料，物理過程)bemadefrom由某種物質(zhì)制成(看不出原材料，化學(xué)過程)bemadeupof由幾部分組成bemadein在某地/某時(shí)制造bemadeby由某人制造bemadeinto被制成,,,1,2,Languagepoints,A.What’sitmadeof?B.It’smadeofmetal.A.Doyouknowwhatitisusedfor?B.It’susedforsendingsatellitesorspaceshipsintospace.,,Wow!Amodelrocket!,1aListen,lookandsay.,,,,,WhyisJaneunhappy?,BecauseJanewasnotallowedtoplaycomputergameslastnight.,allowv.允許1.allowsb.todosth.允許某人做某事2.allowdoingsth.允許做某事3.beallowedtodosth.被允許做某事,聚焦一般過去時(shí)的被動(dòng)語態(tài)結(jié)構(gòu):助動(dòng)詞(was/were)+及物動(dòng)詞的過去分詞1.肯定句式：主語+was/were+v.-ed2.否定句式：主語+was/were+not+v.-ed3.一般疑問句式：Was/Were+主語+vt.-ed4.特殊疑問句式：疑問詞W/H+was/were+主語+v.-edE.g.Ane-mailwassenttoherfriendbyJaneyesterday.Ane-mailwasn’tsenttoherfriendbyJaneyesterday.Wasane-mailsenttoherfriendbyJaneyesterday?Whowasthee-mailsenttobyJaneyesterday?,,Let’ssumuptogether.,1bListento1aandmarkT(True)orF(False).,Janeisunhappybecauseshewasnotallowedtogotoapartylastnight.()Kangkang’sfathermadeamodelrocketforhim.()Therocketismadeofmetal.()Arocketisusedforsendingsatellitesorspaceshipsintospace.(),F,F,T,T,1cRead1aandanswerthefollowingquestions.,1.WhydidKankangaskJanenottospendtoomuchtimeoncomputergames?,It’sbadforherhealthifshespendstoomuchtimeonthem.,tootired,headache,soreeyes,2.What’sarocketusedfor?It’susedforsendingsatellitesorspaceshipsintospace.,beusedfor被用來做beusedtodo被用來做beusedas被用作usedtodosth.過去常做beusedtodoingsth.習(xí)慣于做,3.WhotaughtKangkangsomeknowledgeaboutspaceships?Mr.Brown.4.What’sKangkang’sdream?Hewisheshecouldgointospacesomeday.,someday----某一天，總有一天(將來)e.g.IwishIcouldhavemyownhousesomeday.,Ihopehisdreamwillcometrue.,cometrue----變成真的,實(shí)現(xiàn)realize/achieve---etrue,3aA.Listentotheconversationsandnumberthefollowingpictures.,,,,2,3,1,3aB.Listenagainandcompletethetable.,plastic,plastic,metalandplastic,study,workandplay,communicate,takephotos,around1985,1973,around1975,Japan,America,America,3bWorkinpairs.Askandanswerquestionsbasedonthetablein3awithpassivevoice.,A:Whatisalaptopmadeof?B:Itismadeofplastic.A:What’situsedfor?B:Itisusedforstudying.A:Whenandwherewasitdeveloped?B:ItwasdevelopedinJapanin1985.,Example:,Focusonthemeaningincommunication.Don’tbeafraidofmakingmistakes.,Changethefollowingsentences.1.Mymotherallowsmetousehercellphone.(改為被動(dòng)語態(tài))I________________usemymother’scellphone.2.Arocketisusedforlaunchingsatellitesandspaceships.(就畫線部分提問)_______arocket______?3.Thedigitalcamerawasinventedin1975.(就劃線部分提問)________thedigitalcamera_______?4.Maybeheisaninventor.(改為同義句)He________aninventor.,amallowedto,Whatis,usedfor,Whenwas,invented,maybe,Exercises,Summary,Welearn:1.Somewords:lock,rocket,metal,satellite,spaceship2.Somephrases:bemadeof,beusedof,someday,cometrue3.Somesentences:(1)IwishIcouldgointospacesomeday.(2)Ihopeyourdreamwillcometrue.(3)-Whatisarocketusedfor?-It’susedforsendingsatellitesorspaceshipsintospace.Wecan:Usethepassivevoice.,Assignment,Read1a.Memorizetheusefulexpressionsandkeysentencesthatwelearntoday.FinishSectionAinyourworkbook.PreviewSectionB.,ThankYou!,