精选幻灯片-牛津英语8B chapter3 A dangerous servant

Chapter3ReadingAdangerousservant,1,2020/5/22,Whatdoyouknowabout?,Electricityisakindofenergythatwecannotsee.However,wecanchangeelectricityintoenergythatwecansee,hearorfeel.Wecanalsochangeitintoenergythatcanmovethings.,2,2020/5/22,electricity,Allofthemachinesworkwith,3,2020/5/22,4,2020/5/22,heatenergy,lightenergy,5,2020/5/22,movementenergy,soundenergy,6,2020/5/22,soundenergy,movementandsoundenergy,7,2020/5/22,heatenergy,lightandsoundenergy,8,2020/5/22,Lookandthink,Whatdidthegirlbuy?Whoislookingfoolish?Whoorwhatistheservantinthetitle?Whyistheservantinthetitledangerous?,Batteriesandsweets.,Benny.,Electricity.,Ifnotusedcarefully,electricitycanhurtus.,9,2020/5/22,Electricityisalsodangerous.,10,2020/5/22,Electricityisalsodangerous.,11,2020/5/22,Adangerousservant,Readthepassage.,12,2020/5/22,Synopsis,Daisyisgoingtotheshop,andBennytriestotrickherbyaskinghertobuyapacketofelectricityforhim.Daisyagrees,andBennythinkssheisfoolish.,BennyexplainsthatelectricitycomesthroughwiresandDadaddsthatelectricityisadangerousservant.,13,2020/5/22,MumandDadexplainthatwegetelectricityfromthepowerstationthroughwiresandcables.,Daisyreturnswithsomebatteries,thepacketsofelectricityBennyaskedfor.BennyissurprisedandnowitisBennywholooksfoolish.,14,2020/5/22,Findthemeanings,atlastaafteralongtimebafterabusytimecafterashorttime,2.anexplanationawordsthatmakesomethingclearbwordsthatpeoplespeakloudlycwordsthatmakepeoplepuzzled,15,2020/5/22,3.invisibleathatcannotbeheardbthatcannotbeseencthatcannotbefelt,4.formsapartsbwaysckinds,5.connectedacarriedbchangedcjoined,16,2020/5/22,C2Findwordsfromtheboxforthemeaningsinitalicsinthesentences.,Switchoffthelights.Saveaninvisibleformofenergy.Youwillgetabilleverymonth.Electricityislikewater,party.Bennyisalwaysrunningaround.Heisfullofthepowertodothings.Youcannotseethecablesbecausetheyareputundertheground.,monthlyelectricityburiedenergyinaway,17,2020/5/22,Findthefacts.,Imgoingtotheshop.Canyougetmeapacketofelectricity,please?Shethinksyoucanbuyitinpackets.Yougetabillforitmonthly.Electricityisagoodservant,butadangerousone.,Daisy,Benny,electricity,electricity,servant,18,2020/5/22,Findthefacts.,6.Theseareconnectedtothickwiresthatareburiedunderthestreet.7.Theyreconnectedtoapowerstation.8.Therewasagrinonhisface.9.Theyrepacketsthatcontainelectricity.,Thinwires,Cabies,Bennys,Batteries,19,2020/5/22,1.electricityn.电electriciann.电工ThereisaproblemwiththeelectricityinTomsflat.Anelectricianhascometodealwithit.electricadj.电的electricstormelectricshockelectricaladj.电气科学的electricalapparatuselectricalengineer,Languagepoints,20,2020/5/22,2.changev./n.变化Wecantseeelectricity,butwecanchangeitintoenergy.GreatchangeshavetakenplaceinShenzhensince1980.n.找头；（找回的）零钱Hereisyourchange.changeableadj.易变的，可改变的Theweatherischangeableontopofthemountain.,21,2020/5/22,3.energyn.精力,精神,活力,物能量Theyareworkingwithenergy.他们正在干劲十足地工作。Theydevotedalltheirenergiestothejob.他们把自己的全部精力投入这项工作。energeticadj.精力旺盛的;精神饱满的Heisanenergetictennisplayer.他是个精力充沛的网球手。,22,2020/5/22,4.Ha!Ha!IvetrickedDaisyatlast.trick:v./n.戏弄,欺骗Itswrongtotrickothers.=Itswrongtoplaytricks(atrick)onothers.atlast=intheend=finallyIfinishedmyworkatlast.Ifinishedmyworkintheend.Ifinishedmyworkfinally.,23,2020/5/22,5.Itslikewater,inaway.inaway(partly)在某种程度上,稍稍Inaway,Iagreewithhim.Someofhisideasareright.bytheway顺便问（说）一下Bytheway,canyoutellmewhenwewillleave?intheway挡路Thetableisintheway.Pleasemoveit.,24,2020/5/22,ontheway在去的路上Onthewaytoschool,IsawKhisway以这种方式Ihavecollectedmanystampsinthisway.,25,2020/5/22,6.Thatsnotabadexplanation.explanationn.解释explainv.Canyouexplainittome?=Canyougiveanexplanationaboutittome?,26,2020/5/22,7.Butwecanchangeitintodifferentformsofenergy.formn.形式v.组成1.Mikeformedafootballteamwithhisclassmateslastterm.2.Churchesareoftenbuiltintheformofacross.,27,2020/5/22,8.,andtheseareconnectedtothickwiresthatareburiedunderthestreet.,connectv.（常与to,with连用）连接；结合；连结Willyouconnectthiswiretothetelevision?你把这根电线和电视机连上好吗？给.接通电话(+with)ConnectmewithTaipei,please.请给我接通台北。,28,2020/5/22,buryv.(buriedburied)Whenpeopledied,theyareusuallyburied.,cablen.电缆wire