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warming-upDefeatsKingCholeraWatchthevideo&answer2questions①What’swrongwiththeboy’sfather?②

Whatarethesymptoms(症状)ofCholera？Lead-inLead-inWhatarethesymptoms(症状)ofCholera？diarrhoeaseverevomitingdehydrationLead-inPre-readingJohnSnow

Defeats“KingCholera”Who?How?What?Accordingtothetitle,thestoryisgoingtotellusinformationabout...Thetextismainlyabout____________and_______hedefeatedkingcholera.howJohnSnowscientificresearch?

DrawaconclusionCollectdataAskaquestion

Findaproblem

Analyzetheresults

Findsupportingevidence

ThinkofamethodStagesofScientificResearchWhilereadingdetailsReadeachparagraphandanswersomequestions.1.WhowasJohnSnow?2.WhatisKingCholera?Para.1WhowasJohnSnow?Para.1JohnSnowwho?what?a_______doctor,________________Britishnever____________________________________QueenVictoriaattendedtolosthisdesiretodestroycholerayoungandfamousPara.1WhatisKingCholera?Cholerawhen/where?what?result?Intheearly19thcentury/EuropeoneofthemostfeareddiseasesMillionsofpeopledied.Para.2Stage1:findaproblemWhatwerethe2contradictorytheories?Theory1:causedby________badairTheory2:causedby________aninfectionfromgermsWhichtheorydidhesubscribeto?Para.2Stage2-3:askaquestion&thinkofamethodWhydidsomanypeopledieinthese2streets?Notes::multipledeaths:nodeath:bar:waterpumpPara.3Stage4:collectdataPara.3Stage5:analyzetheresultsWhatconclusioncouldJohnSnowdraw?Thewaterpumpwastoblame.Para.3Stage6:findsupportingevidenceHowdidheprovehisassumptioncorrect?Whytheymovedawaybutstilldiedofcholera?Stage7:drawaconclusionThepumpcarriedcholeragerms.Para.4WhatcausedtheoutbreakofcholerainLondonin1854?ThewaterfromtheBroadStreetpumphadbeenbadlyinfectedbywaste.WatercompaniessoldwaterfromRiverThamesthatwaspollutedbyrawwaste.Para.5WhatcontributionsdidJohnSnowmake?SummaryFindaproblem:Whatcausedacholera?Askaquestion：Whichtheoryisright?Thinkofamethod：Gatheredevidence,analyzedtheresultsandremovedthehandleofthepump.Drawaconclusion:Thetruthwasthatpumphadbeeninfectedbywaste.Takemeasures:Watercompaniesbegantosellcleanwaterandthethreatofthediseasedecreased.Thestagesofscientificresearchpost-readingPost-readingInordernottogetinfectedwithdisease,whatshouldwepayattentiontoinourdailylife.Drinkboiledwater.Remembertowearamaskwhengoingout.Heatthefoodleftover

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