九年级英语unit9Whenwasitinvented课件人教新目标版(1)VIP专享VIP免费

Whenwasitinvented?DoraemonlightbulblightbulbWhenweretheyinvented?Whenweretheyinvented?Whatisitcalled?bikebikeWhataretheFourGreatInventionsinancientChina?Canyousaysomeinventionsaroundus?microwaveovenmicrowaveovenalarmclockalarmclock1876年1885年1927年1971年1976年computer私人电脑笔记本电脑personalcomputernotebookcomputercarBenz(奔驰)calculatorhand-heldcalculator便携式计算器telephone手机：mobilephonecellphoneTVtelevision12345TapescriptAlice:Lifemusthavebeendifficultwhenyouwereakid.Woman:Oh,notreally.Whydoyousaythat?Alice:Well,youdidn’thavemanymoderninventions.Like,youprobablydidn’thaveatelephone,right?Woman:Ofcoursewedid!HowolddoyouthinkIam?thetelephonewasinventedin1876.Alice:Howaboutcars?Ibetcarsweren’tinventedyet.Woman:Suretheywere.Carswereinventedin1885.Myfamilyhadacar.Ithinkyouneedtotakeahistoryclass,Alice.Alice:Ha,ha!Well,didyouhaveaTV?Woman:No,Wedidn’t.TheTVwasinventedaround1927,Ithink.Somefriendsofminehadone.Butinthosedays,TVswerereallyexpensive,andwecouldn’taffordone.Alice:AndIbetyoudidn’thavecalculatorsandcomputersandstuff.That’ssomethingIdoknow.Welearnedinschoolthathand-heldcalculatorswereinventedin1971andpersonalcomputerswereinventedin1976.Woman:Youareright.Ididn’thavethosethingswhenIwasyoung.ButIdonow!年份的读法两个数字一组，分为前后两组两个数字一组，分为前后两组11221865eighteensixtyfive1989千年的读法2000twothousand2001twothousandandonenineteeneightynine33前两个数字不为零，后两个数字为零。1800eighteenhundred1900nineteenhundred44非四位数的年份的读法！531fivehundredandthirty-one__1876__1876__1885__1885__1927__1927__1971__1971__1976__1976__1876__1876__1885__1885__1927__1927__1971__1971__1976__1976carcomputercalculatortelephonetelevisionWhenwasitinvented?d.d.a.a.e.e.c.c.b.b._______wasinventedin_______lightbulblightbulb(1879)(1879)Edisoninventv.发明，创造发明家，创造者n.inventioninventorEdisonwasagreat______.He_______1093things.His_________areveryimportanttous.爱迪生是一位伟大的发明家，他发明了1093样东西，他的发明对我们很重要。inventorinventedinventionsWhenwerethelightbulbsinvented?Whoinventedthelightbulbs?lightbulbs(1879)Edisonlightbulbs(1879)Edison---Theywereinventedin1879.---Edisoninventedthelightbulbs.WheredidEdisoninventthelightbulbs?---HeinventedtheminAmerica.---Edisoninventedthelightbulbs.---ThelightbulbswereinventedbyEdison.（对划线部分提问！）Who__________________________?werethelightbulbsinventedbyalarmclock(1350)Ericalarmclock(1350)EricA:Whenwas…invented?B:Itwasinventedin…A:Whowas…inventedby?B:Itwasinventedby…microwaveoven(1947)Spencermicrowaveoven(1947)Spencerpotatochips185018701853lollipop195019801958gunpowderpapermakingprintingcompassFourgreatinventionsofancientChina