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Unit4AmazingScienceTopic1Whenwasitinvented?SectionAisspokenbyShespeaksChinese.isspokenbyHespeaksEnglish.EnglishEnglish.Hehim

.ChineseChinese.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.areusedmanypeopleareplantedbyCanyoutry？Exercise1.Trees_____

_____(water)inourschooleverythreedays.2.Thezoo___________(visit)bylotsofchildrenonweekends.3.AJourney

toWest________(show)onCCTVeverysummer.4.OnChristmasDay,childrenwakeupearlyandcan’twait______(open)theboxesofpresents.5.We’llhaveachance_____(s

ee)theflowershowthisweekend.toopenisshownarewateredtoseeisvisitedA:What’sthelockmadeof?B:It’smadeofmetal

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

ations.lock/metalA:What’sthepapermadefrom?B:It’smadefromwood.A:What’situsedfor?B:It’susedforwritingon.paper/woodcomputerdesk/woodchop

sticks/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bemadein在某地/某时制造bemadeby由某人制造b

emadeinto被制成12A.What’sitmadeof?B.It’smadeofmetal.A.Doyouknowwhatitisusedfor?B.It’susedforsendingsatellitesorspaceshipsintosp

ace.Wow!Amodelrocket!1aListen,lookandsay.WhyisJaneunhappy?BecauseJanewasnotallowedtoplaycomputergameslastnight.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+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+vt.-ed4.特殊疑问句式：疑问词W/H+was/were+主语+v.-edE.g.Ane-mailwassenttoherfriendbyJaneyesterday.Ane-mailwasn’tsenttoherfriendbyJaneyes

terday.Wasane-mailsenttoherfriendbyJaneyesterday?Whowasthee-mailsenttobyJaneyesterday?Let’ssumuptogether.1bListento

1aandmarkT(True)orF(False).1.Janeisunhappybecauseshewasnotallowedtogotoapartylastnight.()2.Kangkang’

sfathermadeamodelrocketforhim.()3.Therocketismadeofmetal.()4.Arocketisusedforsendingsatellitesorspaceshipsintospace.

()FFTT1aListen,lookandsay1cRead1aandanswerthefollowingquestions.1.WhydidKankangaskJanenottospendtoomuchtimeoncomp

utergames?It’sbadforherhealthifshespendstoomuchtimeonthem.tootiredheadachesoreeyes2.What’sarocketusedfor?It’susedforsending

satellitesorspaceshipsintospace.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.Whota

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

IwishIcouldhavemyownhousesomeday.Ihopehisdreamwillcometrue.cometrue----变成真的,实现realize/achieve---makesth.cometrue3aA

.Listentotheconversationsandnumberthefollowingpictures.2313aB.Listenagainandcompletethetable.InventionItemlaptopcellphonedigitalcameraMaterialUsage

Yearcountryplasticplasticmetalandplasticstudy,workandplaycommunicatetakephotosaround19851973around1975JapanAmerica

America3bWorkinpairs.Askandanswerquestionsbasedonthetablein3awithpassivevoice.A:Whatisalaptopmadeof?B:Itismadeofplastic.A:What’sitused

for?B:Itisusedforstudying.A:Whenandwherewasitdeveloped?B:ItwasdevelopedinJapanin1985.Example:Focusonthe

meaningincommunication.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.Thedigitalcamerawasinven

tedin1975.(就划线部分提问)________thedigitalcamera_______?4.Maybeheisaninventor.(改为同义句)He________aninventor.ama

llowedtoWhatisusedforWhenwasinventedmaybeSummaryWelearn:1.Somewords:lock,rocket,metal,satellite,spaceship2.Somephrases:bemadeof,beu

sedof,someday,cometrue3.Somesentences:(1)IwishIcouldgointospacesomeday.(2)Ihopeyourdreamwillcometrue.(3)-Whatisarocketusedfor?-It’su

sedforsendingsatellitesorspaceshipsintospace.Wecan:Usethepassivevoice.•Read1a.•Memorizetheusefulexpress

ionsandkeysentencesthatwelearntoday.•FinishSectionAinyourworkbook.•PreviewSectionB.