Unit1ScienceandScientistsReadingandThinking课件高中英语人教版选择性

Unit1ScienceandScientists

ReadingandThinking

JohnSnowDefeats“KingCholera”④whatepidemics（流行病）doyoukonw?bird-flu（禽流感）malaria[məˈleriə]（疟疾）plague[pleɪɡ]（鼠疫）Ebola[ɪˈbəʊlə](埃博拉)①②③WhoHelpedDefeatMalaria?CholearaAddSomethingAtHereAddSomethingAtHereAddSomethingAtHereAddSomethingAtHereAddSomethingAtHereAddSomethingAtHerecollectdatathinkofamethodanalysetheresultsaskaquestiondrawaconclusionfindaproblemfindsupportingevidence

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5Ifyouareascientist,youneedtotackleasevereproblem.Whatorderwouldyouputthemin?

Understand

the

questioning

mind

Whatwillbetalkedaboutaccordingtothetitle?JohnSnow

Defeats“KingCholera”Who?打败，战胜How?What?1.WhowasJohnSnow?

2.WhatisKingCholera?

3.HowdidJohnSnowdefeatKingCholera?Activity1Readforthemainideaandcheckpredictions

Para1Para2Para4Para5JohnSnowdesiretodestroycholera.Hedecidedtoprovethesecondtheorywascorrect.Johnbeganhisstudybymarkingonthemap.Finally，hefoundoutthetruthofinfectionofcholera.JohnSnow‘sgreatcontributions.Para3JohnSnowKingCholeraIdentity:Symptoms:Consequence:Occupation:Nationality:Desire:oneof_______________________intheworldMillionsofpeople________itwhenithitEuropeintheearly19thcenturyseverediarrhea,dehydration,andeven_________themostfeareddiseasesdeathBritaindiedfromAfamous_______(whoevenattendedto____________whenshegavebirth)

doctorQueenVictoriaTodestroycholeraonceandforall.Para.1TwocontradictorytheoriesTheoryone:causedby________Theorytwo:causedby_______SymptomsSymptomscoughsneezerunnynoselungdiarrhoeadehydration✔badairgermsSnowsubscribedtothesecondtheory.Para.2FindaproblemJohnSnowagreedwiththesecondtheory,butheneededproof.WhatdidhedowhencholerahitLondon?Hediscoveredthatintwoparticularstreetsthecholeraoutbreakwassoseverethatmorethan500peoplediedintendays.Whatdidhediscover?Hebegantoinvestigate.=doasurveyWhatwerethetwoparticularstreets?Para3:ReadthemapPleasehelpmeanalyzethemapwithquestions.1.Whatdoes“—”mean?HowaboutPH?2.WhichhousenumbershadmorethanfourdeathsinBroadStreet?3.WhichhousenumbershadnodeathsinBroadStreet?4.Whysomehouseholds(2o,21,8and9)hadnodeaths?6.What’syourdeduction/assumption?Thewaterpumpwastoblame.5.What’sthesimilarityamongthehousesinBroadStreet

that

hadmultipledeath?Missioncompleted!Yougota[markedmap]!Pleasehelpmefindmoreevidence.Whatismore,inanotherpartofLondon,awomanandherdaughterhaddiedofcholera…Snowhadthe_______ofthepumpremoved.EItwasbelievedthatcholerawascausedby_______orgermsin_____________.ASnow_________________theplaceswherepeoplewho_____hadlived.BbadairfoodorwatermarkedondiedThepumpwatercarried____________.DcholeragermshandleamapManydeathsoccurrednearthe__________inBroadStreet.Somepeople_______drunkthewaterfromthepump,andlived.AwomanandherdaughterdiedinanotherpartofLondonafter____________

______________.CwaterpumphadnotfromthepumpdrinkingwaterconclusionevidenceprocesssolutiontheoriesconclusionevidenceprocesssolutiontheoriesAccordingly,JohnSnowhadthehandleofthepumpremovedsothatitcouldnotbeused.Throughthisintervention,thediseasewasstoppedinitstracks...Thenwhatisthetruth?Task6:CarefulreadingReadpara4,andfindthetruthoftheinfection.Para4Task6:CarefulreadingPleasehelpmefinishtheannouncement.

thewaterfromtheBroadStreetpumphadbeen

infectedbywaste.othercasesofcholera

fromtheRiverThamesthatwaspollutedbyrawwastemuchmorelikelytogetcholerathanthosewhodrankpureorboiledwater.ReadfordetailedinformationinPara.4&51.WhatcausedtheoutbreakofcholerainLondon?A.BadairB.WaterinfectedbyrawwasteC.PollutedairD.Waterpollutedbytheair2.WhywasJohnSnowcalledthefatherofmodernepidemiology(流行病学）?Hehelpedpeopleknowhowtopreventcholera.Hetransformedthewayscientistsstudydiseasesinuseofmapandstatistics.importantphrases

最可怕的疾病之一死于变得/感到懊恼后来、最后、及时照顾做某事的愿望彻底地，最终地一般来说两个相反的/对立的理论同意决心做某事...是罪魁祸首collectdatathinkofamethodanalysetheresultsaskaquestiondrawaconclusionfindaproblemfindsupportingevidence

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5Fromthepassage,doyouknowhowtoproveanewideainscientificresearch?

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importantphrases

Itseemedthat+句子asaresultofbeinfectedbyalinkbetween...and...bepollutedbybelikelytodosththroughone’stirelesseffortasubstantialdecrease...onthedecreasethankstoforthereasonbeconsideredas似乎...由于被...感染...与...之间的联系被...污染可能做某事通过某人不懈的努力大幅度减少...正在减少幸亏/由于因为这个原因被认为/被称作...WhatkindofpersondoyouthinkJohnSnowisasagreatscientist?Para.1FurtherthinkingbravedeterminedPara.2FurtherthinkingknowledgeabledeterminedWhatkindofpersondoyouthinkJohnSnowisasagreatscientist?