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Unit4AmazingScienceTopic1Whenwasitinvented?SectionAisspokenbyShespeaksChinese.isspokenbyHespeaksEnglish.EnglishEnglish.Hehim.Chines

eChinese.Sheher.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.areusedmanypeople

areplantedbyCanyoutry？Exercise1.Trees__________(water)inourschooleverythreedays.2.Thezoo___________(visit)bylots

ofchildrenonweekends.3.AJourneytoWest________(show)onCCTVeverysummer.4.OnChristmasDay,childrenwakeupearlyandcan’twait______(open)theboxesofp

resents.5.We’llhaveachance_____(see)theflowershowthisweekend.toopenisshownarewateredtoseeisvisitedA:What’sthelock

madeof?B:It’smadeofmetal.A:What’situsedfor?B:It’susedforlockingthedoor.n.锁v.（用锁）锁上，被锁住2Followtheexampletomake

upsimilarconversations.lock/metalA:What’sthepapermadefrom?B:It’smadefromwood.A:What’situsedfor?B:It’susedforwritingon.paper/woodcompu

terdesk/woodchopsticks/bamboosweater/cottonwatch/metalbemadeof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)bemadeupof由几部分组成be

madein在某地/某时制造bemadeby由某人制造bemadeinto被制成12A.What’sitmadeof?B.It’smadeofmetal.A.Doyouknowwhatitisusedfor?B.It’susedforsendingsat

ellitesorspaceshipsintospace.Wow!Amodelrocket!1aListen,lookandsay.WhyisJaneunhappy?BecauseJanewasnotallowedtoplaycomputergameslas

tnight.allowv.允许1.allowsb.todosth.允许某人做某事2.allowdoingsth.允许做某事3.beallowedtodosth.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+wa

s/were+v.-ed2.否定句式：主语+was/were+not+v.-ed3.一般疑问句式：Was/Were+主语+vt.-ed4.特殊疑问句式：疑问词W/H+was/were+主语+v.-edE.g.An

e-mailwassenttoherfriendbyJaneyesterday.Ane-mailwasn’tsenttoherfriendbyJaneyesterday.Wasane-mailsenttoherfriendbyJaneyesterda

y?Whowasthee-mailsenttobyJaneyesterday?Let’ssumuptogether.1bListento1aandmarkT(True)orF(False).1.Janeisunhappybecauseshew

asnotallowedtogotoapartylastnight.()2.Kangkang’sfathermadeamodelrocketforhim.()3.Therocketismadeofmetal.()4.Arocketisusedforsendingsatellitesorspac

eshipsintospace.()FFTT动画1a1aListen,lookandsay1cRead1aandanswerthefollowingquestions.1.WhydidKankangaskJanenottospend

toomuchtimeoncomputergames?It’sbadforherhealthifshespendstoomuchtimeonthem.tootiredheadachesoreeyes2.What’sarocketusedfor?It

’susedforsendingsatellitesorspaceshipsintospace.beusedfor被用来做beusedtodo被用来做beusedas被用作usedtodosth.过去常做beusedtodoingsth.习惯于做3.WhotaughtK

angkangsomeknowledgeaboutspaceships?Mr.Brown.4.What’sKangkang’sdream?Hewisheshecouldgointospacesomeday.someday----某一天，总有一天(将来)e.g.Iw

ishIcouldhavemyownhousesomeday.Ihopehisdreamwillcometrue.cometrue----变成真的,实现realize/achieve---makest

h.cometrue3aA.Listentotheconversationsandnumberthefollowingpictures.2313aB.Listenagainandcompletethetable.InventionItemlaptopcellphonedigitalcamer

aMaterialUsageYearcountryplasticplasticmetalandplasticstudy,workandplaycommunicatetakephotosaround19851973around1975JapanAmericaA

merica3bWorkinpairs.Askandanswerquestionsbasedonthetablein3awithpassivevoice.A:Whatisalaptopmadeof?B:Itismadeofplastic.A:What’situs

edfor?B:Itisusedforstudying.A:Whenandwherewasitdeveloped?B:ItwasdevelopedinJapanin1985.Example:Focusonth

emeaningincommunication.Don’tbeafraidofmakingmistakes.Changethefollowingsentences.1.Mymotherallowsmetousehercellphone.(改为被动语态)I__________

______usemymother’scellphone.2.Arocketisusedforlaunchingsatellitesandspaceships.(就画线部分提问)_______arocket______?3.Thedigitalcamerawasinventedi

n1975.(就划线部分提问)________thedigitalcamera_______?4.Maybeheisaninventor.(改为同义句)He________aninventor.amallowedtoWhatisusedforWhenwasinventedmay

beSummaryWelearn:1.Somewords:lock,rocket,metal,satellite,spaceship2.Somephrases:bemadeof,beusedof,som

eday,cometrue3.Somesentences:(1)IwishIcouldgointospacesomeday.(2)Ihopeyourdreamwillcometrue.(3)-Whatisarocketusedfor?-It’susedforse

ndingsatellitesorspaceshipsintospace.Wecan:Usethepassivevoice.•Read1a.•Memorizetheusefulexpressionsandkeysentence

sthatwelearntoday.•FinishSectionAinyourworkbook.•PreviewSectionB.