高中英语人教版必修5unit1课件2doc资料.ppt

《高中英语人教版必修5unit1课件2doc资料.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、高中英语人教版必修5unit1课件23.Whoistheinventorofelectriclightbulb(电灯)?ThomasEdison4.Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?ZhangHeng5.Whoisthefatherofsuperhybridrice?YuanLongping6.Doyouknowwhodefeated“KingCholera”?JohnSnowJohnSnowisawell-knowndoctorinthe19thcenturyinLondonandhed

2、efeated“KingCholera”.Doyouknowwhatkindofdiseaseischolera?Itisakindofterriblediseasecausedbydrinkingdirtywateranditcausedalotofdeathsintheoldtimesanditwasverydifficulttodefeat.Let’sgettoknowhowDr.JohnSnowdefeated“KingCholera”in1854inLondoninthisreadingpassage:JohnSnowDefeats“KingCholera”JohnSnowDefe

3、ats“KingCholera”Thepassageiswrittenasareportofanexperimentandthereare7steps:1.Findaproblem:(发现问题)2.Makeupaquestion:(形成研究主题)3.Thinkofamethod:(找出研究方法)4.Collectresults:(收集材料)5.Analyseresults:(分析材料)6.Repeatifnecessary:(必要时重新分析)7.Drawaconclusion:(得出结论)JohnSnowDefeats“KingCholera”Readthepassageandfillint

4、hisform:(in15minutes)Steps:What/How?1.Findaproblem2.Makeupaquestion3.Thinkofamethod4.collectresults5.Analyseresults6.Repeatifnecessary7.MakeaconclusionSteps:What/How?1.Findaproblem2.Makeupaquestion3.Thinkofamethod4.collectresultsJohnSnowDefeats“KingCholera”Whatcausescholera?Whichtheoryiscorrect?Col

5、lectinformationonthosewhowereillordiedandwheretheygottheirwaterMarkinformationonamaptofindoutwherepeoplediedordidnotdied6.Repeatifnecessary7.Makeaconclusion5.AnalyseresultsAnalysethewatertoseeifthatisthecauseoftheillnessFindotherevidencetomakesuretheconclusionThewateristoblame.Thesourceofalldrinkin

6、gwatershouldbeexamined.ReadthepassageagainandfinishEx.1(Page3).(in8minutes)JohnSnowDefeats“KingCholera”ScientificReportbyJohnSnowTheproblemThecauseIdea1:Idea2:ThemethodNobodyknewthecauseoftheseriousdiseaseofcholeraastrangecloudofgasfounditsvictimspeopleabsorbedthediseasewithmealsCollectinformationf

7、romthecholeraoutbreaktoprovewhichtheorywascorrectTheresultsIdea1or2?Why?TheconclusionHefoundthecauseofcholerawasthepollutedwaterIdea2.BecausetheinformationshowedthatthedirtywatercarriedcholeraHedefeatedchol