牛津英語(yǔ)8B-C3-A-dangerous-servant課件

Adangerousservant8Bchapter3第二頁(yè)第二頁(yè)，共21頁(yè)。第三頁(yè)第三頁(yè)，共21頁(yè)。第四頁(yè)第四頁(yè)，共21頁(yè)。Electricityliesaroundus.第五頁(yè)第五頁(yè)，共21頁(yè)。Electricityisenergy!第六頁(yè)第六頁(yè)，共21頁(yè)。brainstorm★★★Itcanproducesoundenergy.Peoplecancarryitaway.Wecanmakeaphonecallwithit.mobilephonecellphone第七頁(yè)第七頁(yè)，共21頁(yè)。★★★Itcanproducemovementenergy.It’sakindofdevicewithrotatingblades.Itcanbeoperatedmechanicallytocreateacurrentofcoolair.fan第八頁(yè)第八頁(yè)，共21頁(yè)?！铩铩颕tcanproducelightenergy.Itisaglasspartofanelectriclampthatgivesoutlight.ThomasEdisoninventedit.lightbulb第九頁(yè)第九頁(yè)，共21頁(yè)。skimming1Whodoyouthinktheservantis?2Whoislookingfoolishatlast?Why?第十頁(yè)第十頁(yè)，共21頁(yè)。readingDividethewholepassageintoseveralparts.第十一頁(yè)第十一頁(yè)，共21頁(yè)。BennytricksDaisybyaskinghertobuyapacketof______.Daisyagrees,andBennythinkssheis____.Bennyexplainsthatelectricitycomesthrough_____.AndDadaddsthatelectricityisa_____servant.Daisyreturnswithsome____.Bennyissurprisedandnowitis____wholooksfoolish.Fillinthestorymapaccordingtothestory:MumandDadExplainsthatwegetelectricityfromthe_________throughwiresand_____.第十二頁(yè)第十二頁(yè)，共21頁(yè)。wiremetrestreetcablePowerstationmeasureflowcomeintoconnectburiedmakeconnectCablesareconnectedtothepowerstationwherewemakeelectricity.第十三頁(yè)第十三頁(yè)，共21頁(yè)。Iftherewerenoelectricity,…第十四頁(yè)第十四頁(yè)，共21頁(yè)。Athomeatschoolintheoffice???Saveelectricity!Athomeatschoolintheoffice第十五頁(yè)第十五頁(yè)，共21頁(yè)。SomeofthewayswecansaveelectricityinourofficesandclassroomsareTurnoffcomputers(includingscreens),printersattheendofthedayTurnofflightsifwewillbeoutoftheroom

Turnoffteamakersattheendoftheday.

AthomewecanTurnofftelevisions,computersandotherapplianceswhennotinuse.Haveashowerratherthanabath.

Don'tleavelightsoniftheyarenotneeded.

Don’tleavethekettleopenwhenweboilwaterClosethefridgeafterhavingtakensthoutCloseallthewindowswhenweareusingairconditioners第十六頁(yè)第十六頁(yè)，共21頁(yè)。第十七頁(yè)第十七頁(yè)，共21頁(yè)。largecostsavingsEnergysavinglamp第十八頁(yè)第十八頁(yè)，共21頁(yè)。？？？？第十九頁(yè)第十九頁(yè)，共21頁(yè)。2008PEAKpublic-interestadDESIGNCONTESTYoucanmakeadifference!Lovelife,rememberswitchofflight.Brightlife