必修5 Unit 1 Reading.ppt

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1、ReadingJohnSnowdefeats“KingCholera”I.Readthetextcarefullyandfillintheblanks.Manypeoplediedofcholera.JohnSnowtriedtofindoutits_____and____Peopledrankwaterfromthepumpin______Street.Mostdied.causecureBroadFamiliesweregivenfreebeerinthepubat__________Street.Peopleremovedthe______fromthe

2、waterpump.Peoplehadno________Thedisease___________Cambridgedeathshandlesloweddown_______watercarriedthedisease.Theory2thatpeople________thediseasewiththeirmealsprovedright.Andtheory1waswrong.________thesourceofallthewatersupplies.PollutedabsorbedExamineII.True(T)orfalse(F):1.Chole

3、rawouldneverbecontrolledevenifitscausewasfound.2.Thediseaseattackedthebodyquicklyfromthestomachandsoontheaffectedpersondied.3.JohnSnowbegantocollecttheinformationbeforethediseasespread.FTF4.Intwoparticularstreets,500peoplediedin10dayswhenanotheroutbreakhitLondonin1854.5.Deathsofthew

4、omanandherdaughterwerelinkedtotheBroadStreetoutbreak.6.Onlyordinarypeoplediedwhencholerabrokeout.FTFGermanyGreatBritainDeathoffirstcholeracaseinLondonduringthe1848-49epidemicLondonPreviouscholeraepidemicinGreatBritainin1831-32Thespreadofcholera“…Ifoundthatnearlyallthedeathshadtakenp

5、lacewithinashortdistanceofthepump.”deathSnowoncholeraSnowsuspectedcontaminationofpumpwater.Small,white,flocculentparticlesParagraphStagesGeneralideas1FindaproblemThe________ofcholeracausesComprehending2Theorytwo:Whenpeople_______choleraintotheirbodieswithmeals,theirbodieswereattacke

6、dandsoontheydied.Theoryone:Cholera________intheairanddangerousgasfloatedarounduntilitfounditsvictims.Makeupaquestionmultipliedabsorbed3ThinkofamethodTo_____thesecondtheorywascorrect.prove45CollectresultsSomeinformationwas_________onhowmanypeoplediedandwheretheygotwater.Analyseresult

7、s________thewatertoseeifthatisthecauseoftheillness.gatheredAnalyse67RepeatifnecessaryWithextra_______,itwasannounceddefinitelythat_______watercarriedcholera.MakeaconclusionPollutedwaterspreadcholera.“KingCholera”was_________.evidencepolluteddefeatedMakeaconclusionThinkofamethodColle

8、ctresultsMakeupaque