湖南省耒阳市冠湘中学九年级英语上册 Unit 4 Topic 1 When was it invented课件 （新版）仁爱版.ppt

unit4amazingsciencetopic1whenwasitinvented sectiona isspokenby shespeakschinese isspokenby hespeaksenglish english english he him chinese chinese she her 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 areused manypeople areplanted by canyoutry exercise 1 trees water inourschooleverythreedays 2 thezoo visit bylotsofchildrenonweekends 3 ajourneytowest show oncctveverysummer 4 onchristmasday childrenwakeupearlyandcan twait open theboxesofpresents 5 we llhaveachance see theflowershowthisweekend toopen isshown arewatered tosee isvisited a what sthelockmadeof b it smadeofmetal a what situsedfor b it susedforlockingthedoor n 锁v 用锁 锁上 被锁住 2followtheexampletomakeupsimilarconversations lock metal a what sthepapermadefrom b it smadefromwood a what situsedfor b it susedforwritingon paper wood computerdesk wood chopsticks bamboo sweater cotton watch metal bemadeof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bemadeinto被制成 1 2 languagepoints a what sitmadeof b it smadeofmetal a doyouknowwhatitisusedfor b it susedforsendingsatellitesorspaceshipsintospace 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 tsenttoherfriendbyjaneyesterday wasane mailsenttoherfriendbyjaneyesterday whowasthee mailsenttobyjaneyesterday let ssumuptogether 1blistento1aandmarkt true orf false janeisunhappybecauseshewasnotallowedtogotoapartylastnight kangkang sfathermadeamodelrocketforhim therocketismadeofmetal arocketisusedforsendingsatellitesorspaceshipsintospace f f t t 1cread1aandanswerthefollowingquestions 1 whydidkankangaskjanenottospendtoomuchtimeoncomputergames it sbadforherhealthifshespendstoomuchtimeonthem tootired headache soreeyes 2 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 whotaughtkangkangsomeknowledgeaboutspaceships 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 etrue 3aa listentotheconversationsandnumberthefollowingpictures 2 3 1 3ab listenagainandcompletethetable plastic plastic metalandplastic study workandplay communicate takephotos around1985 1973 around1975 japan america america 3bworkinpairs askandanswerquestionsbasedonthetablein3awithpassivevoice a whatisalaptopmadeof b itismadeofplastic a what situsedfor b itisusedforstudying a whenandwherewasitdeveloped b itwasdevelopedinjapanin1985 example focusonthemeaningincommunication 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 thedigitalcamerawasinventedin1975 就划线部分提问 thedigitalcamera 4 maybeheisaninventor 改为同义句 he aninventor amallowedto whatis usedfor whenwas invented maybe exercises summary welearn 1 somewords lock rocket metal satellite spaceship2 somephrases bemadeof beusedof someday cometrue3 somesentences 1 iwishicouldgointospacesomeday 2 ihopeyourdreamwillcometrue 3 whatisarocketusedfor it susedforsending