公开课Reading

Unit1,Greatscientists,(Pre-readingandReading)Class16Grade2,Teachingaims,1.KnowaboutJohnSnowand“KingCholera”.,2.Improvestudentsreadingabilities.,3.Tospeakoutthedetailedinformationofthepassage.,1.Whoistheinventorofelectriclightbulb(电灯)?,ThomasEdison,2.Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?,ZhangHeng,Leadin,StephenHawking(1942-2018)aBritishastronomer,3.Whoputforwardatheoryaboutblackholes?,4.Whoisthefatherofsuperhybridrice?,YuanLongping,5.Doyouknowwhodefeated“KingCholera”?,JohnSnow,Drawaconclusion(得出结论)Thinkofamethod(找出研究方法)Collectresults(收集材料)Makeupaquestion(形成研究主题)Findaproblem(发现问题)Analyzeresults(分析材料)Findsupportingevidence(找出支持观点的证据),Doyouknowhowtoproveanewideainscientificresearch?Putthestagesinrightorder.,Pre-reading,Whatorder(顺序)wouldyouputthemin?,1234567,Findaproblem,Makeupaquestion,Thinkofamethod,Collectresults,Analysetheresults,Findsupportingevidence,Drawaconclusion,JohnSnowdefeats“KingCholera”,Reading,Reading,1.Skimming1).Whatsthemainideaofthepassage?JohnSnowwasawell-knowndoctorinLondon.ThecauseofCholerawaspollutedwater.Thesourceofalldrinkingwatershouldbeexamined.HowJohnSnowcollected,analyzeddataandfoundthecauseofthediseaseandsolvedit.,FindaproblemWhatcausescholera?,MakeupaquestionWhichtheoryiscorrect?,ThinkofamethodCollectdataonthosewhowereillordiedandwheretheygottheirwater.,Para.1,Para.2,Para.3,2).Matchthesevenparagraphswiththesevenstages.,Para.5,AnalyzetheresultsAnalyzethewatertoseeifthatisthecauseoftheillness.,Para.6,FindsupportingevidenceFindotherevidencetoconfirm(证实)yourconclusion.,Para.7,DrawaconclusionThewateristoblame.Thesourceofalldrinkingwatershouldbeexaminedsothatitissafe.,Para.4,CollectresultsPlot(标绘)informationonamaptofindoutwherepeoplediedordidnotdie.,2.Carefulreading,Readthepassageparagraphbyparagraph,andthenanswermyquestions,1.Whatwasthemostdeadlydiseaseofitsday?Why?,2.Whencouldthecholerabecontrolled?,Thecholera,becauseneitheritscause,noritscurewasunderstood.,JohnSnowknewthatcholerawouldneverbecontrolleduntilitscausewasfound.,Paragraph1,Whichtheorytobelievein?,idea1,idea2,Cholera_intheair.Acloudofdangerousgasfloatedarounduntilitfoundits_.,People_thisdiseaseintotheirbodieswiththeirmeals.,Paragraph2,multiplied,victims,absorbed,AmapofBroadStreet,WhatdidJohnSnowusetohelphim?,BroadStreet,Manydeathshappenedhere.,Nodeathhappenedhere.,Thewaterfromthepumpwastoblame.,Pub,Paragraphs3+4,Whathappenedtothepumpwater?,Hefoundthatthewatercamefromtheriver_bythedirtywaterfromLondon.,Paragraph5,polluted,Whatextraevidencedidhefind?,Whodied?,Awomanandherdaughterwholivedfarawaybutdrankthewateralsodied.,drawaconclusionwithcertainty,Thepollutedwatercarriedthevirus.,Paragraphs6+7,Summary,JohnSnowwasafamousdoctorinLondon,whowassoexpertthathe1._(attend)QueenVictoriaasherpersonalphysician.Buthewasfamousfor2._(defeat)“KingCholera”.Cholerawasa3._(dead)diseaseandneitheritscause4._itscurewasunderstood.JohnSnowwantedtofacethechallengeandsolvetheproblem.Hesuspectedthatpeopleabsorbedthisdiseaseintotheirbodieswiththeirmeals.SowhenanothersevereoutbreakhitLondon,_.,nor,defeating,deadly,attended,hebeganhisenquiry.Hefoundthatmanyvictims5._(link)totheoutbreakwerenearthewaterpump,sohehadthehandle6._(remove).Soonafterwardsthediseasesloweddown.Hedrew7._conclusionthatthepollutedwaterwas8._(blame).Thewater9._(company)wereinstructednottoexposepeople10._pollutedwateranymore.Finally,“KingCholera”wasdefeated.,to,linked,removed,companies,toblame,the,Choleracanspreadfromonepersontoanother.SoitisaninfectiousDisease.,infect/affectpeople,otherinfectiousdiseases?,AIDS,TB(肺结核),bird-flu,serious,deadly,severe,SARS,Whatshouldwepayattentiontoinourdailylifeinordernottogetinfectedwithinfectiousdiseases?,Heatthefoodleftovernight,Cookrawfoodthoroughly,Washhandsoften,Keepawayfromflies,Choosefreshfoo