2023学年完整公开课版九上Unit4Topic1SectionA

Unit4AmazingScience

Topic1Whenwasitinvented?SectionA

isspokenbyShespeaksChinese.

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.AJourneytoWest________(show)onCCTVeverysummer.4.Thecruelbossmadethemworkfor12hoursaday.They___

___

___(made)workfor12hoursaday.

weremadetoisshownarewateredisvisited单项选择（）1.Cotton____inthesoutheastofChina.A.isgrownB.aregrownC.growsD.grow（）2.Neitherofthem______inChina.A.ismade B.aremade C.weremade D.made（）3.Astory_____byGrannyyesterday.A.wastoldus B.wastoldtous C.istoldus D.toldus（）4.Potatoesinthisfield_____verywellnow.A.aregrewB.areproducedC.aregrowingD.aregrown（）5.Hewasmade______forthelostbook.A.paidB.payC.topayD.payingAABDCA:What’sthe

lock

madeof?B:It’smadeof

metal.A:What’situsedfor?B:It’susedfor

locking

thedoor.2Followtheexampletomakeupsimilarconversations.lock/metal

/'metl/

bemadeof由…制成(看得出材料）beusedfordoing..被用做..A:What’sthepaper

madefrom?B:It’s

madefrom

wood.A:What’situsedfor?B:It’susedfor

writingon.paper/woodBemadefrom由…制成（看不出材料）bemadeof

由…制成(看得出原材料，物理过程)bemadefrom由…制成(看不出原材料，化学过程)bemadein

在某地/某时制造bemadeby

由某人制造bemadetodo..=beforcedto…

被迫去做12LanguagepointsA.What’sitmadeof?B.It’smadeofmetal.A.Doyouknowwhatitisusedfor?B.It’susedforsendingsatellitesorspaceshipsintospace.Wow!Amodelrocket!

1aListen,lookandsay.WhyisJaneunhappy?BecauseJanewasnot

allowedtoplaycomputergameslastnight.allowv.

允许1.allowsb.todosth.

允许某人做某事2.beallowedtodosth.

被允许做某事1bListento1aandmarkT(True)orF(False).Janeisunhappybecauseshewasnotallowedtogotoapartylastnight.()Kangkang’sfathermadeamodelrocketforhim.()Therocketismadeofmetal.()Arocketisusedforsendingsatellitesorspaceshipsintospace.()FFTT

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E.g.Theywere

madetodoheavywork.Thebridgewasn’tbuiltbymodernmachine.WasheforcedtoleftGermany?1.肯定句式：主语+was/were+v.pp2.否定句式：主语+wasn’t/weren’t+v.pp3.一般疑问句式：Was/Were+主语+v.pp

虚拟语气：表示假想、愿望而不是客观存在的事实，所说的是一个假设，不一定是事实。虚拟语气常以谓语动词的过去式来表示。

IwishIhadyourbrains.我希望我有你那样的头脑。(事实：我根本比不上你)

IwishI

couldhave

achanceagain.IfIwereyou,Iwouldhaveanothertry.如果我是你，我会再试一试（事实：我不可能是你）IfIhadamillion,Iwouldbuildaschool.3bWorkinpairs.Askandanswerquestionsbasedonthetablein3awithpassivevoice.A:Whatisalaptopmadeof?B:Itismadeofplastic.

A:What’situsedfor?B:Itisusedforstudying.A:Whenandwherewasitdeveloped（研发）?B:

ItwasdevelopedinJapanin1985.Example:Changethefollowingsentences.1.Mymotherallowsmetouseherlaptop.(改为被动语态)I________________usemymother’slaptop.2.Arocketisusedforlaunchingsatellitesandspaceships.(就画线部分提问)_______arocket______?3.Thedigitalcamerawasinventedin1975.(就划线部分提问)________thedigitalcamera_______?am

allowed

toWhatisusedforWhenwasinvented()1.He___playcomputergamesunless(除非）hefinishedhishomework.

A.wasallowedtoB.wasnotallowedtoC.allowto()2.Weallknowthatpaper___wood.A.ismadeofB.ismadeintoC.ismadefrom()3.Thiskindofmachine___in2006.A.isinventedB.ismadeC.wasinvented()4.A(An)___isusedfortakingphotos.A.CameraB.LiftC.