辽宁省灯塔市第二初级九年级英语全册UNIT9ILIKEMUSICTHATICANDANCETO（第1课时）课件（新版）人教新目标版

Unit9

Whenwasitinvented?SectionAWhatwillhappenifwehavenolight?Whobringslighttous?lightbulbinventionEdisoninventorEdison

invented

thelightbulb.Thelightbulbwasinvented

byEdison.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heatedicecreamscoopItisusedforscooping

cold___________.icecream加热冰激凌的勺子shoeswithadjustable

heelsadjustable:adj.

可调整的带调节后跟的鞋JulieThompsonbattery-operatedslippersChelseaLanmonheatedicecreamscoopJayceCoziarandJamieEllsworthshoeswithadjustableheelsWhataretheyusedfor?Listenandnumbertheinventionsintheorderthatyouhearthem.312It’susedforscoopingreallycoldicecream.Right.ItwasinventedbyChelseaLanmon.shoeswithadjustableheelsbattery-operatedslippersheatedicecreamscoop2aListenagainandmatch.2bshoeswithadjustableheelsWhatarethey?Whoweretheyinventedby?JayceCoziarandJamieEllsworthchangingthestyleoftheshoes.Whataretheyusedfor?PAIRWORK2cbattery-operatedslippersJulieThompsonseeinginthedarkWhatarethey?Whoweretheyinventedby?Whataretheyusedfor?heatedicecreamscoopChelseaLanmonscoopingreallycoldicecreamWhatisit?Whowasitinventedby?Whatisitusedfor?A:Whatisthe_______usedfor?B:Ithinkitisusedfor_____.ridingbikeWhenwasitinvented?Whatisitusedfor?ItwasinventedinHanDynasty.Itisusedfortestingearthquakes.TheyareallinventedbyChinese.gunpowdermoveabletypeprintingpaperMakealistoffivehelpfulinventions

andfiveannoyinginventions.3aA:Whatdoyouthinkisthemosthelpfulinvention?B:Ithinkthemosthelpfulinventionisthelightbulb.A:Whyisthat?B:Well,itgivespeoplemoretimetoworkandplayeveryday.PAIRWORK3bCanthefiveinventionsyouchoosehelpyouontheisland?A:I’dliketohavearadiobecauseIcouldlistentomusicallday.B:Yes,butthat’snotgoingtohelpyouleavetheisland.Ithinkitwouldbebettertohave…4GrammarFocus

Thepassivevoice被动语态