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Unit4AmazingScienceTopic1Whenwasitinvented?SectionAisspokenbyShespeaksChinese.isspokenbyHespeaksEnglish.EnglishEnglish.Hehim.ChineseChinese.S

heher.被动语态(PassiveVoice)be+done主动语态：主语+动词+宾语被动语态：主语+be+过去分词+by+宾语Manypeopleusecomputers.Computers_____________by________

________.Theworkersplanttreesinthegarden.Trees____________inthegarden____theworkers.areusedmanypeopleareplantedbyCanyout

ry？Exercise1.Trees__________(water)inourschooleverythreedays.2.Thezoo___________(visit)bylotsofchildre

nonweekends.3.AJourneytoWest________(show)onCCTVeverysummer.isshownarewateredisvisitedUnit4AmazingScienceTopic1Whenwasitinvente

d?SectionAA: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:Wh

at’situsedfor?B:It’susedforwritingon.paper/woodcomputerdesk/wood/holdchopsticks/bamboo/eatsweater/cotton/keepwatch/metal/knowWh

at’sitmadeof\from?It’smadeof\from…What’situsedfor?It‘susedfor…bemadeof由……制成(看得出原材料)bemadefrom由…...制成(

看不出原材料)1知识超链bemadein在某地/某时制造bemadeby由某人制造bemadeinto被制成bemadeupof由几部分组成A.What’sitmadeof?B.It’smadeofmetal.A.Doyouknoww

hatitisusedfor?B.It’susedforsendingsatellitesorspaceshipsintospace.Wow!Amodelrocket!1aListen,lookandsay.1b、Follow1aa

ndmarkT(True)orF(False).1.Janeisunhappybecauseshewasnotallowedtogotoapartylastnight.()2.Kangkang’sfathermadeamodelrocketforh

im.()3.Therocketismadeofmetal.()4.Arocketisusedforsendingsatellitesorspaceshipsintospace.()FFTTWhyisJaneunhappy?•BecauseJanewasnotallowe

dtoplaycomputergameslastnight.allowv.允许1.allowsb.todosth.允许某人做某事2.beallowedtodosth.被允许做某事3.benotallowedtodosth不被允许做某事聚

焦一般过去时的被动语态结构:助动词(was/were)+及物动词的过去分词1.肯定句式：主语+was/were+v.-ed2.否定句式：主语+was/were+not+v.-ed3.一般疑问句式：Was/Were+主语+v

t.-ed4.特殊疑问句式：疑问词W/H+was/were+主语+v.-edE.g.AletterwassenttoherfriendbyJaneyesterday.Aletterwasn’tsenttoherfriendbyJaneyesterday.Wasaletters

enttoherfriendbyJaneyesterday?WhowasalettersenttobyJaneyesterday?1cRead1aandanswerthefollowingquestions.1.WhydidKankangaskJanenottos

pendtoomuchtimeoncomputergames?It’sbadforherhealthifshespendstoomuchtimeonthem.tootiredheadachesoreeyesspend…onsth某人在某事上花费……

spend…indoingsth某人花费……做某事2.What’sarocketusedfor?It’susedforsendingsatellitesorspaceshipsintospace.beusedfordoingsrh被用

来做……beusedtodosth被用来做……beusedas被用作……usedtodosth.过去常做某事beusedtodoingsth.习惯于做某事3.WhotaughtKangkangsomeknowledgeaboutspaceships?Mr.Brown.4.What’sKangk

ang’sdream?Hewisheshecouldgointospacesomeday.someday----某一天，总有一天(将来)e.g.IwishIcouldhavemydreamhousesomeday.Ihopehis

dreamwillcometrue.cometrue----变成真的,实现realize/achieve---makesth.cometrue3aA.Listentotheconversationsandnumberthefollowingpictures.231laptopcellphone

digitalcamera3aB.Listenagainandcompletethetable.InventionItemlaptopcellphonedigitalcameraMaterialUsageYearco

untryplasticplasticmetalandplasticstudy,workandplaycommunicatetakephotosaround19851973around1975JapanAmericaAmerica3bWorkinpairs.Askand

answerquestionsbasedonthetablein3awithpassivevoice.A:Whatisalaptopmadeof?B:Itismadeofplastic.A:What’situsedfor?B:Itisusedforstudying.A:Whenandwherew

asitdeveloped?B:ItwasdevelopedinJapanin1985.Example:Focusonthemeaningincommunication.Don’tbeafraidofmakingmistakes.SummaryWelearn:1.S

omewords:lock,rocket,metal,satellite,spaceship2.Somephrases:bemadeof,beusedof,someday,cometrue3.Somesentences:(1)Iwi

shIcouldgointospacesomeday.(2)Ihopeyourdreamwillcometrue.(3)-Whatisarocketusedfor?-It’susedforsendingsatellite

sorspaceshipsintospace.Wecan:Usethepassivevoice.•1、不被允许做某事•2、把……发射到……•3、在…花费……•4、某一天•5、由……制成•6、实现•7、被用来做……benotallowedtodosth

send…intospend…on\doingsthsomedaybemadeof\fromrealize/achieve\cometruebeusedtodo\fordoingsth•()1.Allofthestu

dents_____tosmoke.•A.arenotallowB.isnotallow•C.arenotallowedD.isnotallowed•()2.Wasthiscakemade____yourmother?

•A.inB.fromC.ofD.by•()3.Thepaper___wood.•AismadeofB.aremadeof•C.ismadefromD.aremadefrom•()4.Rocketsareuse

dfor___satellitesorspaceshipsintospace.•A.sendB.tosendC.sendingD.sentCDCC