新人教版高二英语必修五第一单元(2)

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1、Unit1Greatscientists(warmingupandReading)Steps:What/How?1.Findaproblem2.Makeupaquestion3.Thinkofamethod4.CollectresultsJohnSnowDefeats“KingCholera”Whatcausescholera?Whichtheoryiscorrect?GatherinformationwhenanotherCholerahitLondonin1854.Hemarkedonamapwhereallth

2、edeadpeoplehadlived.6.Findsupportingevidence7.Drawaconclusion5.AnalyseresultsLookedintothesourceofthewater.Twootherdeaths.Thewateristoblame.Thesourceofalldrinkingwatershouldbeexamined.1.Whatwasthemostdeadlydiseasein19thcentury?Why?2.Whencouldthecholerabecontrol

3、led?Cholera.Becauseneitheritscause,noritscurewasunderstood.JohnSnowknewitwouldneverbecontrolleduntilitscausewasfound.Paragraph1makeupaquestion:Whichtheorytobelievein?idea1idea2Choleramultipliedintheair.Acloudofdangerousgasfloatedarounduntilitfounditsvictims.Peo

4、pleabsorbeditwiththeirmeals.Paragraph2AmapofBroadStreetWhatmethoddidheuse?BroadStreetManydeathshappenedhere.Nodeathhappenedhere.Thewaterfromthepumpwastoblame.PublichouseParagraphs3+4analyzetheresults:Whathappenedtothepumpwater?Thewaterwasfromtheriverwhichhadbee

5、npollutedbythedirtywaterfromLondon.Paragraph5findsupportingevidence:Whatextraevidencedidhefind?twootherdeathsAwomanandherdaughterwholivedfarawaybutdrankthewateralsodied.drawaconclusionwithcertaintyThepollutedwatercarriedthevirus.Paragraphs6+7Topreventthecholera

6、fromspreadingagain,whatdidJohnSnowdo?examinethesourceofallwatersuppliesfindnewmethodsofdealingwithpollutedwaternotexposepeopletothepollutedwaterThestructureofthetextPartOne(1)IntroductionofJohnSnowandCholeraPartTwo(2-6)HowJohnSnowfoundthesourceofCholeraPartThre

7、e(7)CholerawasdefeatedatlastTrue(T)orfalse(F):1.Cholerawouldneverbecontrolledevenifitscausewasfound.2.Thediseaseattackedthebodyquicklyfromthestomachandsoontheaffectedpersondied.3.JohnSnowbegantocollecttheinformationbeforethediseasespread.FTF4.Intwoparticularstr

8、eets,500peoplediedin10dayswhenanotheroutbreakhitLondonin1854.5.DeathsofthewomanandherdaughterwerelinkedtotheBroadStreetoutbreak.6.Onlyordinarypeoplediedwhencholerabrokeout.F