week 1period 3Reading tasks .ppt

johnsnowdefeats kingcholera i readthetextcarefullyandfillintheblanks manypeoplediedofcholera johnsnowtriedtofindoutits and peopledrankwaterfromthepumpin street mostdied cause cure broad familiesweregivenfreebeerinthepubat street peopleremovedthe fromthewaterpump peoplehadno thedisease cambridge deaths handle sloweddown watercarriedthedisease theory2thatpeople thediseasewiththeirmealsprovedright andtheory1waswrong thesourceofallthewatersupplies polluted absorbed examine ii true t orfalse f 1 cholerawouldneverbecontrolledevenifitscausewasfound 2 thediseaseattackedthebodyquicklyfromthestomachandsoontheaffectedpersondied 3 johnsnowbegantocollecttheinformationbeforethediseasespread f t f 4 intwoparticularstreets 500peoplediedin10dayswhenanotheroutbreakhitlondonin1854 5 deathsofthewomanandherdaughterwerelinkedtothebroadstreetoutbreak 6 onlyordinarypeoplediedwhencholerabrokeout f t f doyouknowwhatdidthismapwasusedforin1854 findingoutthecauseofcholera 3johnsnowfinallyprovedthetheoryhebelievedby a gatheringinformationwiththehelpofamapb lookingintothesourceofthewaterforbroadstreetandcambridgestreetc separatingthosewhosufferedcholerafromthosewhodidn td bothaandb 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 readthepassageagainandfinishex 1 page3 scientificreportbyjohnsnow nobodyknewthecauseoftheseriousdiseaseofcholera astrangecloudofgasfounditsvictims peopleabsorbedthediseasewithmeals collectinformationfromthecholeraoutbreaktoprovewhichtheorywascorrect hefoundthecauseofcholerawasthepollutedwater idea2 becausetheinformationshowedthatthedirtywatercarriedcholera hedefeatedcholerabyexaminingthewatersupplyanddealingwiththepollutedwater readthepassageagainandfillintheblanks johnsnowwasawell known inlondoninthe century hewantedtofindthe ofcholerainorderto it in1854whenacholera out hebegantogatherinformation he onamapwhereallthedeadpeoplehadlivedandhefoundthatmanypeoplewhohaddrunkthedirtywaterfromthe died sohedecidedthatthepollutedwatercarriedcholera hesuggestedthatthe ofallwatersupplybe andnewmethodsof withpollutedwaterbefound finally kingcholera wasdefeated doctor 19th cause defeat broke marked pump source examined dealing retellthepassageaccordingtobelow johnsnowwasawell known inlondoninthe century hewantedtofindthe ofcholerainorderto it in1854whenacholera out hebegantogatherinformation he onamapwhereallthedeadpeoplehadlivedandhefoundthatmanypeoplewhohaddrunkthedirtywaterfromthe died sohedecidedthatthep