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高一英语 Unit 1 Great scientists全套课件 新人教必修5 (2).ppt

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Unit1GreatscientistsUnit1WarmingupWhichpersonimpressyoumostduringtheSARS?Whatotherinfectiousdiseasesdoyouknow?JohnSnowdefeats“Kingcholera”1.Thetwotheoriesare:Thefirstsuggestedthatcholeramultipliedintheairwithoutreason.Thesecondsuggestedthatpeopleabsorbedthisdiseaseintotheirbodieswiththeirmeals.ScientificReportbyJohnSnowTwodiseaseswhicharesimilartodayareSARSandAIDSbecausetheyarebothveryserioushaveanunknowncauseandpublichealthcaretosolvethem.No.ThemaphelpedJohnSnoworganisehisideas.Hewasabletoidentifythosehouseholdsthathadhadmanydeathsandchecktheirwater-drinkinghabits.Heidentifiedthosehousesthathadhadnodeathsandsurveyedtheirdrinkinghabits.Theevidenceclearlypointedtothepollutedwaterbeingthecause.2.Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?3.Whoinventthefirststeamengine?4.Whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren.5.Whodiscoveredradium?6.Whoinventedthewayofgivingelectricitytoeverybodyinlargecities?7.Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?8.Whoinventedalamptokeepminerssafeunderground?9.Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?10.Whoputforwardatheoryaboutblackholes?LanguagepointsforreadingIUnit1Readthepassageagainandfillintheblanks:JohnSnowwasawell-known____inLondoninthe___century.Hewantedtofindthe______ofcholerainorderto______it.In1854whenacholera____outhebegantogatherinformation.He_____onamapwhereallthedeadpeoplehadlivedandhefoundthatmanypeoplewhohaddrunkthedirtywaterfromthe______died.Sohedecidedthatthepollutedwatercarriedcholera.Hesuggestedthatthe_____ofallwatersupplybe_______andnewmethodsof________withpollutedwat