Unit1Reading三维目标：1.知识与能力：1）熟练掌握文中重点单词和短语，并了解重要句型的表达法。2）运用略读和找读策略迅速获取信息,并能够精读文章获取信息和分析信息。2.过程与方法：查阅工具书---小组讨论---合作探究---分组展示---巩固训练3.情感态度价值观：通过了解JohnSnow如何收集数据，分析数据，找到霍乱传播的原因并最终击败“霍乱王”的；学习科学发现的全过程及其严密性；学习描述性文体的基本写作框架。Teachingprocess:Step1Pre-reading1.BackgroundintroductiontoJohnSnow（Page76）2.Abriefintroductionofcholera：Itbeginsinthestomachandaseverecasecanleadtodeathwithoutimmediatetreatment.500deathsin10daysin1854inLondon.Spreadfromonepersontoanother.SoitisaninfectiousDisease.Step2FastReading1.What’sthemainideaofthepassage?A.JohnSnowwasawell-knowndoctorinLondon.B.ThecauseofCholerawaspollutedwater.C.Thesourceofalldrinkingwatershouldbeexamined.D.HowJohnSnowcollected,analyseddataandfoundthecauseofthediseaseandsolvedit.2.Themainideaofeachparagraph.Para1:thecause----twotheoriesPara2:theproblemPara3:thesuggestionPara4:thediscoveryPara5:analyseresultPara6:themethodPara7:souportingevidenceandconclusionStep3CarefulReadingPara1:Whatistheproblem?Para2:idea1:idea2:(Whichtheorytobelievein?)Para3:________fromthenextcholeraattacktotesttheories.Trytoprovewhichmethodwascorrect.Para4:Whatinformationdidhecollect?Howdidhecollecttheinformation?Para5:Whathappenedtothepumpwater?______________________________________________________________________Para6:Whatextraevidencedidhefind?_______________________________________________________________________drawaconclusionwithcertainty:_____________________________Para7:Thesuggestion:______________________________________________________________________________________________Step4SummaryJohnSnowwasawell-known____inLondoninthe___century.Hewantedtofindthe______ofcholerainorderto______it.In1854whenacholera____out,hebegantogatherinformation.He_____onamapwhereallthedeadpeoplehadlivedandhefoundthatmanypeoplewhohaddrunkthedirtywaterfromthe______died.Sohedecidedthatthepollutedwatercarriedcholera.Hesuggestedthatthe_____ofallwatersupplybe_______andnewmethodsof________withpollutedwaterbefound.Finally,“KingCholera”wasdefeated.Step5Discussion1.Cholerawasa19thcenturydisease.Whatdiseasedoyouthinkissimilartocholeratoday?2.JohnSnowbelievedIdea2wasright.Howdidhefinallyproveit?3.DoyouthinkJohnSnowwouldhavesolvedthisproblemwithoutthemap?Giveareason.1
