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ID:56374255
大小:1.87 MB
页数:17页
时间:2020-06-14
《新人教版必修五Unit1 Reading课件.ppt》由会员上传分享,免费在线阅读,更多相关内容在PPT专区-天天文库。
1、Unit1Greatscientists-----ByJoyceAlexanderBellelectricityThomasEdisontheFirsttelephoneWrightBrotherstheelectricLampMadameCurieblackholesinUniverseFranklinTheoryofGravityStevenHawkingtheFirstPlaneElbertEinsteinRadiumIsaacNewtontheTheoryofRelativityScientists&Contributions:JohnSnowisawe
2、ll-knowndoctorinthe19thcenturyinLondonandhedefeated“KingCholera”.Doyouknowwhatkindofdiseaseischolera?Itisakindofterriblediseasecausedbydrinkingdirtywateranditcausedalotofdeathsintheoldtimesanditwasverydifficulttodefeat.Cholera:Itbeginsinthestomachandaseverecasecanleadtodeathwithoutim
3、mediatetreatment.Andthevictimsdiedveryquicklyfromalossofliquidafterseverevomiting(呕吐)anddiarrhoea(腹泻).?Thecausesofcholera?Thecorrectorpossibletheory?Collectdataonthosewherepeoplewereillanddied?Plotinformationonamaptofindoutwherepeoplediedordidnotdie?Analysethewatertoseeifthatisthecau
4、seoftheillness.?Findotherevidencestoconfirmhisconclusion?TheadviceofJohnSnowabouthowtosolvetheproblemJohnSnowDefeats“KingCholera”Whatcausescholera?Whichtheoryiscorrect?CollectinformationonthosewhowereillordiedandwheretheygottheirwaterMarkinformationonamaptofindoutwherepeoplediedordid
5、notdiedAnalysethewatertoseeifthatisthecauseoftheillnessFindotherevidencetomakesuretheconclusionThewateristoblame.Thesourceofalldrinkingwatershouldbeexamined.CarefulReading:JohnSnowwasandoctorinLondonwho____QueenVictoriaasherpersonal.Hethoughtabouthelpingordinarypeople__tocholera.Thou
6、ghthecauseandtheofitwereunknown,hewantedtofacethe____________andsolvetheproblem.para.1expertattendedphysicianexposedcurechallengeCarefulReading:Whatwerethetwotheoriesaboutthecauseofcholera?WhichdidJohnSnowwanttoprove?Whatwashismethodofdoingtheresearch?…multiplied……victims……absorb…The
7、secondone.Togatherinformationintwoparticularstreets.para.2&3CarefulReading:para.4Whatdidhedowiththeresultsofhisenquiry?Whatvaluablecluedidhegetaboutthecauseofthedisease?Whatmightbethecause?Markedonamap…Manyofthedeaths……hadnodeaths.Itseemedthatthewaterwastoblameforcholera.Manyofthedea
8、thswereneart
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