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1、人教课标版高二必修5Unit1 英语教学课件 Reading WarmingUp Therearesomegreatscientificachievementsthathavechangedtheworld Canyounamesomeofthem Whatkindofroledotheyplayinthefieldofscience Dotheseachievementshaveanythingincommon Matchtheinventionswiththeirinventorsbelowbeforeyouanswerallthesequestions AlexanderBellelec
2、tricityThomasEdisontheFirsttelephoneLaiteBrotherstheelectricLampMadameCurieblackholesinUniverseFranklinTheoryofGravityStevenHawkingtheFirstPlaneElbertEinsteinRadiumIsaacNewtontheTheoryofRelativity Whoishe Heis Archimedes 阿基米德 Whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthem
3、float CharlesDarwin Whoishe Heis Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged ThomasNewcomen Whoishe Heis Whoinventedthefirststeamengine GregorMendel Whoishe Heis Whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren MarieCurie Whoishe Heis Whod
4、iscoveredradium ThomasEdison Whoishe Heis Whoinventedthewayofgivingelectricitytoeverybodyinlargecities LeonardodaVinci Whoishe Heis Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople HumphryDavy Whoishe Heis Whoinventedalamptokeepminerssafeunderground 张衡 Whoishe Heis Whoinventedtheear
5、liestinstrumenttotellpeoplewhereearthquakeshappened StephenHawking Whoishe Heis Whoputforwardatheoryaboutblackholes Lookatthepicture thetitleandthemap guesswhatthecontentofthetextis Thenskimitquicklytoseeifyouareright Whenwewanttosolvesomeproblem Firstweshouldfindtheproblem dosomeresearchonit provey
6、ourfinding andthenmakeaconclusion Thisisascientificandobjectivewayofresearching 1 Whatorderwouldyouputthesevenin Pre reading Pleaseputthe7stagesinrightorderaccordingtothepassage Infectiousdiseasescanbespreadtootherpeople Theyhaveanunknowncauseandneedpublichealthcaretosolvethem 2 Whatdoyouknowaboutin
7、fectiousdiseases Peoplemaybeexposedtoaninfectiousdiseases somayanimals suchasbirdflu AIDS SARSareinfectiousdiseases Infectiousdiseasesaredifficulttocure CholeraistheillnesscausedbyabacteriumcalledVariancholera Ifinfectspeople sintestines 肠胃 causingdiarrhea 腹泻 vomiting 呕吐 andlegcramps 小腿抽筋 3 Whatdoyo
8、uknowaboutcholera Themostcommoncauseofcholeraisbysomeoneeatingfoodordrinkingwaterthathasbeencontaminated 污染 withthebacteria Choleracanbemild 不严重的 orevenwithoutsymptoms 症状 butaseverecasecanleadtodeathwithoutimmediatelytreatment JohnSnowDefeats KingCholera Getthemainideaofthepassage Themainideaofthisp
9、assageisthatJohnSnowfoundoutthecauseofthediseasecalledcholerawhichwasadeadlydiseaseinLondoninthe19thcentury WithSnow sgreatefforts thediseasewasfinallyundercontrol GroupDiscussion 1 JohnSnowbelievedIdea2wasright Howdidheproveit JohnSnowfinallyprovedhisideabecausehefoundanoutbreakthatwasclearlyrelate
10、dtocholera collectedinformationandwasabletotiecasesoutsidetheareatothepollutedwater 2 DoyouthinkJohnSnowwouldhavesolvedthisproblemwithoutthemap No ThemaphelpedJohnSnoworganizehisideas Hewasabletoidentifythosehouseholdsthathadhadmanydeathsandchecktheirwater drinkinghabits Heidentifiedthosehousesthath
11、adhadnodeathsandsurveyedtheirdrinkinghabits Theevidenceclearlypointedtothepollutedwaterbeingthecause 3 Choleraisa19thcenturydisease Whatdiseasedoyouthinkissimilartocholeratoday Twodiseases whicharesimilartoday areSARSandAIDSbecausetheyarebothserious haveanunknowncauseandneedpublichealthcaretosolvethem
