山东省沂水县第一中学高中英语《unit1 the third period》课件 新人教版必修5.ppt

unit1 thethirdperiod teachingmethodssituationalteachingmethod cooperativelearningmethod programmedteachingmethod task basedandassessmentteachingmethods teachingaimsanddemands 一 topic howtoorganizescientificresearch contributionsofscientists二 vocabulary三 functions talkingaboutscientificjob describingpeople四 grammar thepastparticipleastheattributeandpredicative arrangementofteaching thefirstperiod warmingupthesecondperiod languagepointsofreadingthethirdperiod readingthefourthperiod learningaboutlanguageandlanguagepointsofusinglanguagethefifthperiod usinglanguagethesixthperiod grammartheseventhperiod exercises johnsnowdefeats kingcholera reading whoisjohnsnow afamousdoctorinlondon relationship doyouknowwhatwasthismapusedforin1854 findingoutthecauseofcholera whathappenedin1854 howmanypeoplediedin10days whyistherenodeathatno 20and21broadstreetaswellasatno 8and9cambridgestreet task1 skimandscan 1 whathappenedin1854 2 howmanypeoplediedin10days choleraoutbreakhitlondon 500 3 whyistherenodeathatno 20and21broadstreetaswellasatno 8and9cambridgestreet thesefamilieshadnotdrunkthewaterfromthebroadstreetpump task2 detailedreading readandanswer paragraph1 1whycouldn tthecholerabeundercontrolatfirst neitheritscause notitscurewasunderstood trueorfalse 1 johnsnowwasgladtohelpordinarypeople 2 johnsnowthoughtcholerawouldneverbecontrolled t f paragraph2 what sthetwotheories inyourwords whichoneismorereasonable johnsnowfinallyprovedthetheoryhebelievedby a gatheringinformationwiththehelpofamapb lookingintothesourceofthewaterforbroadstreetandcambridgestreetc separatingthosewhosufferedcholerafromthosewhodidn td bothaandbe bothaandc paragraph3 4 paragraph3 4 what stheresult hefoundthecauseofcholerawasthepollutedwater paragraph5 whenthecausewasfound whatdidthepeopledo removethehandlefromthewaterpumpsoitcouldnotbeused paragraph6 what stheextraevidence twootherdeathsinanotherpartoflondonthatwerelinkedtothebroadstreetoutbreak paragraph7 whatarejohnsnow ssuggestions thesourceofallwatersuppliesshouldbeexamined newmethodsofdealingwithpollutedwatershouldbefound thewatercompanieswerealsoinstructednottoexposepeopletopollutedwateranymore what sthemainideaofthepassage johnsnowwasawell knowndoctorinlondon thecauseofcholerawaspollutedwater thesourceofalldrinkingwatershouldbeexamined howdidjohnsnowcollect analyzedataandfindthecauseofthediseaseandsolvedit task3 mindmapofthetext johnsnowdefeats kingcholera paragraph1 introductionofjohnsnowandcholera paragraph2 twotheory findaproblem whatcausethecholera makeupaquestion whichisright paragraph3 6 studyofthebreakoutin1854 paragraph3 studyofthebreakoutin1854 thinkofamethod testtwotheorycollecttheresult markthedeath paragraph4 studyofthebreakoutin1854analysetheresult reasonfordeathandnodeath paragraph5 studyofthebreakoutin1854 paragraph6 studyofthebreakoutin1854repeatifnecessary findmoreevidence drawaconclusion cholerawasspreadbygermpollutedwatercarriedcholera analysetheresult findtheresourceofthewater paragraph7 preventionofcholerajohnsnowdefeatkingcholera whatistheproblem thecholerawasthemostdeadlydiseaseofitsday neitheritscause noritscurewasunderstood whatcausedcholera retellthereadingaccordingthefollowing makeupaquestion whichtheorytobelievein idea1 idea2 choleramultipliedintheairwithoutreason acloudofdangerousgaswouldfloatarounduntilitfounditsvictims peopleabsorbeditwiththeirmeals amapofbroadstreet whatmethoddidheuse broadstreet manydeathshappenedhere nodeathhappenedhere thewaterfromthepumpwastoblame publichouse analyzetheresults whathappenedtothepumpwater thewaterwasfromtheriverwhichhadbeenpollutedbythedirtywaterfromlondon findsupportingevidence whatextraevidencedidhefind twootherdeaths awomanandherdaughterwholivedfarawaybutdrankthewateralsodied drawaconclusionwithcertainty thepollutedwatercarriedthedisease readthepassageagainandfillintheblanks johnsnowwasawell known inlondoninthe century hewantedtofindthe ofcholerainorderto it in1854whenacholera out hebegantogatherinformation he onamapwhereallthedeadpeoplehadlivedandhefoundthatmanypeoplewhohaddrunkthedirtywaterfromthe died sohedecidedthatthepollutedwatercarriedcholera hesuggestedthatthe ofallwatersupplybe andnewmethodsof wi