九年级英语全册Unit9IlikemusicthatIcandanceto（第1课时）课件（完整版）2

Unit9

Whenwasitinvented?SectionAWhatwillhappenifwehavenolight?Whobringslighttous?lightbulbinventionEdisoninventorEdisoninventedthelightbulb.ThelightbulbwasinventedbyEdison.inventionJohnMauchlyandJ.PresperEckertinventor123451aLookatthe

thingsbelow.Inwhatorderdoyouthinktheywereinvented?Numberthem(1=first,5=last)1-5Listenandmatchthe

inventionswiththedates.18761885192719711976daecb1bA:Whenwasthe_______invented?B:Ithinkitwasinventedin______.1976188519711927PAIRWORK18761cA:Whatisthe_______usedfor?B:Ithinkitisusedfor_______________.talkingwithpeopletelephoneA:Whatisthe_______usedfor?B:Ithinkitisusedfor________.(count)countingcalculatorA:Whatisthe_______usedfor?B:Ithinkitisusedfor________.workinghigh_____batteriesslippersheelsOtherinventionsbattery-operatedslippers电控拖鞋heatedicecreamscoopItisusedforscoopingcold___________.icecream加热冰激凌的勺子shoeswithadjustableheelsadjustable:adj.

可调整的带调节后跟的鞋JulieThompsonbattery-operatedslippersChelseaLanmonheatedicecreamscoopJayceCoziarandJamieEllsworthshoeswithadjustableheelsWhataretheyusedfor?Listenandnumbertheinventionsintheorderthatyouhearthem.312It’susedforscoopingreallycoldicecream.Right.ItwasinventedbyChelseaLanmon.shoeswithadjustableheelsbattery-operatedslippersheatedicecreamscoop2aInventionWhowasit/weretheyinventedby?Whatisit/aretheyusedfor?shoeswithadjustableheelsChelseaLanmonscoopingreallycoldicecreambattery-operatedslippersJayceCoziarandJamieEllsworthseeinginthedarkheatedicecreamscoopJulieThompsonchangingthestyleoftheshoesListenagainandmatch.2bshoeswithadjustableheelsWhatarethey?Whoweretheyinventedby?JayceCoziarandJamieEllsworthchangingthestyleoftheshoes.Whataretheyusedfor?PAIRWORK2cbattery-operatedslippersJulieThompsonseeinginthedarkWhatarethey?Whoweretheyinventedby?Whataretheyusedfor?heatedicecreamscoopChelseaLanmonscoopingreallycoldicecreamWhatisit?Whowasitinventedby?Whatisitusedfor?A:Whatisthe_______usedfor?B:Ithinkitisusedfor_____.ridingbikeWhenwasitinvented?Whatisitusedfor?ItwasinventedinHanDynasty.Itisusedfortestingearthquakes.TheyareallinventedbyChinese.gunpowdermoveabletypeprintingpaperMakealistoffivehelpfulinventions

andfiveannoyinginventions.HelpfulinventionsAnnoyinginventionsExample:telephoneExample:alarmclock11223344553aA:Whatdoyouthinkisthemosthelpfulinvention?B:Ithinkthemosthelpfulinventionisthelightbulb.A:Whyisthat?B:Well,itgivespeoplemoretimetoworkandplayeveryday.PAIRWORK3bCanthefiveinventionsyouchoosehelpyouontheisland?A:I’dliketohavearadiobecauseIcouldlistentomusicallday.B:Yes,butthat’snotgoingtohelpyouleavetheisland.Ithinkitwouldbebettertohave…4GrammarFocusThepassivevoice被动语态