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Unit4AmazingScienceTopic1Whenwasitinvented?SectionAisspokenbyShespeaksChinese.isspokenbyHespeaksEnglish.English

English.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Manypeopleuseco

mputers.Computers_____________by________________.Theworkersplanttreesinthegarden.Trees____________inthegarden____theworkers.areusedmanype

opleareplantedbyCanyoutry？Exercise1.Trees__________(water)inourschooleverythreedays.2.Thezoo___________(visit)bylotsofchildrenonweekends.3.AJour

neytoWest________(show)onCCTVeverysummer.isshownarewateredisvisitedUnit4AmazingScienceTopic1Whenwasitinvented?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:What’situsedfor?B:It’susedforwritingon.paper/woodcomputerde

sk/wood/holdchopsticks/bamboo/eatsweater/cotton/keepwatch/metal/knowWhat’sitmadeof\from?It’smadeof\from…What’sitused

for?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.Doyouknowwhatitisusedfor?B.It’susedforsendingsatellitesorspaces

hipsintospace.Wow!Amodelrocket!1aListen,lookandsay.1b、Follow1aandmarkT(True)orF(False).1.Janeisunhappybec

auseshewasnotallowedtogotoapartylastnight.()2.Kangkang’sfathermadeamodelrocketforhim.()3.Therocketism

adeofmetal.()4.Arocketisusedforsendingsatellitesorspaceshipsintospace.()FFTTWhyisJaneunhappy?•BecauseJ

anewasnotallowedtoplaycomputergameslastnight.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+vt.-ed4

.特殊疑问句式：疑问词W/H+was/were+主语+v.-edE.g.AletterwassenttoherfriendbyJaneyesterday.Aletterwasn’tsenttoherfrien

dbyJaneyesterday.WasalettersenttoherfriendbyJaneyesterday?WhowasalettersenttobyJaneyesterday?1cRead1aandanswerthefollowingquestions.1.Whydi

dKankangaskJanenottospendtoomuchtimeoncomputergames?It’sbadforherhealthifshespendstoomuchtimeonthem.tootiredheadach

esoreeyesspend…onsth某人在某事上花费……spend…indoingsth某人花费……做某事2.What’sarocketusedfor?It’susedforsendingsatellitesors

paceshipsintospace.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.WhotaughtKangkangsomeknowle

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

wishIcouldhavemydreamhousesomeday.Ihopehisdreamwillcometrue.cometrue----变成真的,实现realize/achieve---make

sth.cometrue3aA.Listentotheconversationsandnumberthefollowingpictures.231laptopcellphonedigitalcamera3aB.Listenagainandcompletethetable.I

nventionItemlaptopcellphonedigitalcameraMaterialUsageYearcountryplasticplasticmetalandplasticstudy,workandplaycomm

unicatetakephotosaround19851973around1975JapanAmericaAmerica3bWorkinpairs.Askandanswerquestionsbasedonth

etablein3awithpassivevoice.A:Whatisalaptopmadeof?B:Itismadeofplastic.A:What’situsedfor?B:Itisusedforstudying.A:Whenandwherewasitde

veloped?B:ItwasdevelopedinJapanin1985.Example:Focusonthemeaningincommunication.Don’tbeafraidofmakingmistakes.SummaryWelearn:

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

Icouldgointospacesomeday.(2)Ihopeyourdreamwillcometrue.(3)-Whatisarocketusedfor?-It’susedforsendingsatellitesorspaceshipsintospace.Wecan:Use

thepassivevoice.•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……benotallowedtodosthsend…intospen

d…on\doingsthsomedaybemadeof\fromrealize/achieve\cometruebeusedtodo\fordoingsth•()1.Allofthestudents_____tosmoke.•A.arenotallowB.isnotallow

•C.arenotallowedD.isnotallowed•()2.Wasthiscakemade____yourmother?•A.inB.fromC.ofD.by•()3.Thepaper___wood.•AismadeofB.aremadeof•C.ismadefromD.arema

defrom•()4.Rocketsareusedfor___satellitesorspaceshipsintospace.•A.sendB.tosendC.sendingD.sentCDCC