九年級英語上冊-unit4Topic1SectionA（共19張）

Unit4AmazingScience

Topic2Whenwasitinvented?SectionA一般過去時(shí)的被動語態(tài)（注意與一般現(xiàn)在時(shí)的被動語態(tài)作區(qū)別）結(jié)構(gòu):助動詞be+及物動詞的過去分詞1.肯定句式：主語+was/were(is\am\are)+過去分詞2.否定句式：主語+was/were

(is\am\are)+not+過去分詞3.一般疑問句式：Was/Were(is\am\are)+主語+過去分詞4.特殊疑問句式：疑問詞+was/were(is\am\are)+主語+過去分詞Let’ssumuptogether.A:What’sthisinEnglish?B:It’sacomputerdesk.A:What’sitmadeof?B:It’smadeofwood.A:What’situsedfor?B:It’susedforholdingacomputer.Lookandlearn.A:What'stheEnglishforthis?B:It’sapieceofpaper.A:What’sitmadefrom?B:It’s

madefromwood.A:What’situsedfor?B:It’susedforwritingon.bemadeof由某種物質(zhì)做成(看得出原材料，物理過程)bemadefrom由某種物質(zhì)制成(看不出原材料，化學(xué)過程)bemadeupof由幾部分組成Thepassageismadeupof5partsbemadein在某地/某時(shí)制造bemadeby由某人制造bemadeinto被制成beusedfor被用來做Itisusedforkeepingwarmbeusedtodo被用來做Itisusedtokeepwarmusedtodosth.過去常做get\beusedtodoingsth.習(xí)慣于做知識拓展1234Groupworktoothbrush/plasticbrushingteethred

wine/grapesdrinking

Followtheexamplestomakesimilarconversations.ruler/steelmeasuresomethingsweater/cottonkeepingwarmink/carbonwritingsomethingbed/ironsleepingmodelrocket1.What’sthemodelrocketmadeof?

It’smadeofmetal.2.WhatdoesKangkangwishtodo?

Hewishesthathecouldgointospaceoneday

Look,listenandanswer.（錄音p85-1a）Iamnotallowedtoplaycomputergames.

allowv.

允許1.allowsb.todosth.

允許某人做某事2.allowdoingsth.

允許做某事3.beallowedtodosth.

被允許做某事Invention

Time

Place

Use

Whenwasitdeveloped?Wherewasitdeveloped?Listenandfinishthetable.MP3playerAround1998KoreaImproveourEnglish（錄音p86-2a）InventionTimeCountry

UseDigitalcamera()1975AmericatakephotosComputer()1946AmericahelptoworkandstudyCellphone()1973Americacommunicate

Matchthepictureswiththeirinventions.213312Thenmakeconversationssimilarto2a.Makeupdialogsaccordingtotheform.A:What’sthis?B:It’sa(an)…A:What’situsedfor?B:It’susedfor…A:Whenwasitdeveloped?B:Itwasdevelopedin…A:Wherewasitdeveloped?B:Itwasdevelopedin…Forexample:()1.He___playcomputergamesunlesshefinishedhishomework.

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.MP3player()5.Weshouldspendmoretime___becauseit’stooimportant.A.tolearnEnglishB.learningEnglishC.inEnglishBCCABI.Choosetherightanswers.Youcandoit.Ⅱ.Changethefollowingsentences.1.Mymotherallowsmetousehercellphone.(改為被動語態(tài))I_________usemymother’scellphone.2.Arocketisusedforlaunchingsatellitesandspaceships.(就畫線部分提問)_______arocket______?3.Thedigitalcamerawasinventedin1975.(就劃線部分提問)________thedigitalcamera______?4.Maybeheisaninventor.(改為同義句)

He________aninventor.5.What’sthisinEnglish?(改為同義句)

____theEnglish__________?amallowedto

WhatisusedforWhenwasinventedmaybe

forthisWhat'sⅢ.Fillintheblankswiththerightprepositions.1.Thedeskismade_____wood.2.Theredwineismade_____grapes.3.Thisdeliciouscakewasmade___mymother.4.Glassesismade___gl