九年级上册第九单元课件

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1、Unit9Whenwasitinvented?Period1瑞金市英才学校刘荣Welcome:Let`sguessEodinsHehasinventedalotofinventionsHeisagreatinventor[inˈvent]inventv发明；创造computercartelephonecalculatorTV[ˈkælkjuleitə]计算器nListenandmatchtheinventionswiththedates.abcewhenwas……invented?A:B:pairworkItwasinventedin……..battery-ope

2、ratedslippersheatedicecreamscoopshoeswithadjustableheelsbattery[ˈbætəri]n电池operate[ˈɔpəreit]v操作；作业slipper[ˈslipə]n拖鞋heat[hi:t]v加热；使变热scoop[sku:p]v用勺舀n勺子adjustable[əˈdʒʌstəbl]adj.可调整的heel[hi:l]n.（鞋、袜等的）后跟；（足）跟Listening(2a,2b:P69)3122bListenagain.Matchtheinventionswiththeirinventorsandu

3、ses.battery-operatedslippersheatedicecreamscoopshoeswithadjustableheelsInventionWhowasit/weretheyinventedby?ChelseaLanmonJayceCoziarandJamieEllsworthJulieThompsonWhatisit/aretheyusedfor?scoopingreallycoldicecreamseeinginthedarkchangingthestyleoftheshoesSampledialogues:A:Whatisthis?B:T

4、hisisaheatedicecreamscoop.A:Whatisitusedfor?B:Itisusedforscoopingreallycoldicecream.A:Whowasitinventedby?B:ItwasinventedbyChelseaLanmon.Sentencepattern:Whatisit/aretheyusedfor?Itis/Theyareusedfor...Whowasit/weretheyinventedby?Itwas/Theywereinventedby...GrammarFocus(P69)1Thepassivevoic

5、e被动语态被动语态的构成:be动词+(及物动词的)过去分词am(is,are)+done一般现在时was(were)+done一般过去时时态在Be动词上体现Englishisspokenbymostpeople.ThesecarsaremadeinAmerican.Thetelephonewasinventedin1876.ThelightbulbswereinventedbyEdison.{beusedfor被动语态,“被用来做……”。介词for表目的用途,可接名词或动名词形式。e.g.Thisroomisusedforteachers.这个房间是教师专用的。T

6、hewoolensweatersareusedforkeepingwarm.毛衣是用来保暖的。2:beusedfor+n/doing1.世界上许多国家都讲英文。Englishisspokeninmanycountriesallovertheworld.2.纸是中国发明的。PaperwasinventedinChina.3.这栋大楼是去年建造的。Thebuildingwasbuiltlastyear.4.这把小刀是用来切东西的。Theknifeisusedforcuttingthings.5.灯泡是爱迪生发明的。ThelightbulbwasinventedbyEd

7、ison.MakesentencesIt`srainingallday,xiaominggoestoschoolbybikewithanumbellarinhishand.It`snotsafe.Canyouinventanumbellarwhichiseasytocarry?Challenge:Trytobeaninventor!Homework:DescribeyourinventionAndthenwriteitdown.