必修五-unit1-great-scientists--reading（教育精品）.ppt

Unit 1 Great ScientistsReadingReadingcharacteristiccharacteristicradiumradiumpainterpainterputforwardputforwardscientificscientificconcludeconcludeconclusionconclusionanalyseanalysedefeatdefeatn.特征；特性特征；特性n.镭镭n.画家；油漆匠画家；油漆匠提出提出adj.科学的科学的v.结束；推断出结束；推断出n.结论；结束结论；结束vt.分析分析v.战胜战胜 n.失败失败Words previewexpertexpertattendattendphysicianphysicianexposeexposecurecurechallengechallengeadj.熟练的熟练的;经验丰富的经验丰富的n.专家专家;行家行家vt.照顾照顾;出席出席;参加参加n.医生；内科医师医生；内科医师vt.暴露暴露;揭露揭露;使曝光使曝光n.治愈；痊愈治愈；痊愈vt.治愈；治疗治愈；治疗n.挑战挑战vt.向向挑战挑战Words previewvictimvictimabsorbabsorbsuspectsuspectenquiryenquiryneighbourhoodneighbourhoodsevereseverepumppumpn.受害者受害者vt.吸收吸收;吸引吸引;使专心使专心vt.怀疑怀疑n.被怀疑者被怀疑者;嫌疑犯嫌疑犯n.询问询问n.附近附近;邻近邻近adj.严重的严重的;严厉的严厉的n.泵泵;抽水机抽水机vt.(用泵用泵)抽抽(水水)Words previewforeseeforeseeblameblamepollutepollutehandlehandlelinklinkannounceannounceinstructinstructvt.预见预见;预知预知vt.责备责备;谴责谴责n.过失过失;责备责备vt.污染污染;弄脏弄脏 n.柄柄;把手把手vt.处理处理;操纵操纵vt.&n.连接；联系连接；联系vt.宣布宣布;通告通告vt.命令命令;指示指示;教导教导Words previewinfectinfectcholeracholeradeadlydeadlyoutbreakoutbreakclueclueinvestigateinvestigategermgermcertaintycertaintyv.感染；传染感染；传染n.霍乱霍乱adj.致命的致命的n.爆发；发作爆发；发作n.线索；提示线索；提示v.调查调查n.微生物；细菌微生物；细菌n.确信确信Words previewdrawaconclusiondrawaconclusionexposetoexposetolinktolinktoCambridgeStreetCambridgeStreet得出结论得出结论使显露使显露;暴露暴露将将和和联系或联系或连接起来连接起来剑桥大街剑桥大街Expressions previewWho is he?Who is he?HeisHeis Archimedes(阿基米德阿基米德)WhichscientistdiscoveredWhichscientistdiscoveredthatthatobjectsobjectsininwaterwaterareareliftedupliftedupbyabyaforceforcethatthathelpsthemhelpsthemfloatfloat?Charles Darwin.Charles Darwin.Who is he?Who is he?HeisHeis WhowroteabookWhowroteabookexplaininghowexplaininghowanimalsanimalsandplantsdevelopedandplantsdevelopedasastheenvironmenttheenvironmentchanged?changed?Thomas Newcomen.Thomas Newcomen.Who is he?Who is he?HeisHeis WhoinventedthefirstWhoinventedthefirststeamenginesteamengine?Gregor Gregor MendelMendelWho is he?Who is he?HeisHeis WhousedWhousedpeaspeastoshowhowtoshowhowphysicalcharacteristicsarephysicalcharacteristicsarepassedfromparentstotheirpassedfromparentstotheirchildren?children?Marie CurieMarie CurieWho is he?Who is he?SheisSheis WhodiscoveredWhodiscoveredradiumradium?Thomas EdisonThomas EdisonWho is he?Who is he?HeisHeis WhoinventedthewayofWhoinventedthewayofgivinggivingelectricityelectricitytotoeverybodyinlargeeverybodyinlargecities?cities?Leonardo da VinciLeonardo da VinciWho is he?Who is he?HeisHeis WhowastheWhowasthepainterpainter thatstudieddeadthatstudieddeadbodiestoimprovehisbodiestoimprovehispaintingofpeople?paintingofpeople?Leonardo da Vinci The Last SupperHumphry DavyHumphry DavyWho is he?Who is he?HeisHeis WhoWhoinventedalampinventedalamptotokeepminerssafekeepminerssafeunderground?underground?Zhang HengZhang HengWho is he?Who is he?HeisHeis WhoWhoinventedtheearliestinventedtheearliestinstrumentinstrumenttotellpeopletotellpeoplewhereearthquakeswhereearthquakeshappened?happened?Stephen HawkingStephen HawkingWho is he?Who is he?HeisHeis WhoWhoputforwardputforwarda atheoryaboutblacktheoryaboutblackholes?holes?ArchimedesArchimedesCharlesDarwinCharlesDarwinThomasNewcomenThomasNewcomenGregorMendelGregorMendelMarieCurieMarieCurieThomasEdisonThomasEdisonLeonardodaVinciLeonardodaVinciSirHumphryDavySirHumphryDavyZhangHengZhangHengStephenHawkingStephenHawking1.Doingaresearchusuallygoesthrough1.Doingaresearchusuallygoesthroughsomecertainsteps.Pleaseputthese7stepssomecertainsteps.Pleaseputthese7stepsinorder?inorder?Draw a conclusionThink of a methodCollect resultsMake a questionFind a problemAnalyse the resultsFind supporting evidenceDraw a conclusionThink of a methodCollect resultsMake a questionFind a problemAnalyse the resultsFind supporting evidenceJohn Snow Defeats“King Cholera”John SnowJohn Snow1.born in 1813 in York,England.2.studied in York until the age of 14,he was apprenticed to a surgeon3.1836 the Hunterian school of medicine&work at the Westminster Hospital 18374.1838 gratuated from the Universuty of London 5.1850 the Royal college of Physician6.an anesthetist(麻醉师麻醉师)It begins in the stomach and a severe case can lead to death without immediate treatment.The victims died very quickly from a loss of liquid after severe vomiting(呕吐呕吐)and diarrhoea(腹泻腹泻).2.Whatdoyouknowaboutcholera?2.Whatdoyouknowaboutcholera?GermanyGreat BritainDeathoffirstcholeraDeathoffirstcholeracaseinLondonduringcaseinLondonduringthe1848-49epidemicthe1848-49epidemicLondonin1831in183178,000peopledied78,000peoplediedThe spread of The spread of choleracholeraJohn Snow Defeats“King Cholera”The text is mainly about _ and how he _.JohnJohndefeatedthedeadlydefeatedthedeadlycholeracholeraSnowSnowDraw a conclusionDraw a conclusionFind a problemFind a problemMake up a questionMake up a questionThink of a methodThink of a methodCollect resultsCollect resultsAnalyse the resultsAnalyse the resultsPara 1Para 1Para 2Para 2Para 3Para 3Para 4Para 4Para 5Para 5Para 6Para 6Find supporting Find supporting evidenceevidencePara 7Para 7What is the problem?The cholera was the most _ disease of its day.Neither its _,nor its _ was _.What caused cholera?Details 1.Find a problemdeadlycausecureunderstoodtwo theories Cholera_intheair.Acloudofdangerousgaswould_arounduntilitfoundits_.People_itwiththeirmeals.2.make up a questionmultipliedfloatvictimsabsorbedWhat caused cholera?Which theory is correct?3.think of a methodA map of Broad StreetWhat method did he use?Broad StreetMany deaths happened here.No death happened here.The water from the pump was to blame.Public house4.collect resultsanalyze the results:What happened to the pump water?The water was from the _ which had been _ by the _ from London.5.analyse the resultsriverpolluteddirty waterWhat extra evidence did he find?A woman and her daughter who lived far away but drank the water also died.7.draw a conclusion with certaintyThe polluted water carried the disease.6.find supporting evidenceMany people died of _.Many people died of _.John Snow tried to find out its _&_ John Snow tried to find out its _&_ causecausecurecurePost-readingPost-reading choleracholeraTheory 1Theory 1Theory 2Theory 2gather information in_gather information in_two particular streetstwo particular streetsmark on a _mark on a _mapmapFamilies were given free beer in the Families were given free beer in the pub at _ Street.pub at _ Street.People removed the _ from the People removed the _ from the water pump.water pump.People had noPeople had no_The disease The disease _CambridgeCambridgedeathsdeathshandlehandleslowed downslowed downPeople drank water from the pump in People drank water from the pump in _ Street._ Street.Most died.Most died.BroadBroad_ water carried the _ water carried the disease.disease.Theory 2 that people _ the disease with their meals Theory 2 that people _ the disease with their meals proved right.proved right._ the source of all the water supplies._ the source of all the water supplies.PollutedPollutedabsorbedabsorbedExamineExaminesupporting evidence:supporting evidence:the examplethe exampleDisscusion:What should we pay attention to in our daily life in order not to get infected with cholera?Drink boiled waterwash our handsDrink boiled waterDrink boiled waterwash our handskeep away form fliesDrink boiled waterwash our handskeep away form fliesfresh seafoodDrink boiled waterwash our handskeep away form fliesfresh seafoodkeep the kitchen cleanDrink boiled waterwash our handskeep away form fliesfresh seafoodkeep the kitchen cleancook raw food thoroughlyDrink boiled waterwash our handskeep away form fliesfresh seafoodkeep the kitchen cleancook raw food thoroughlyput the rubbish into the dustbinDrink boiled waterheat the food left overnightwash our handskeep away form fliesfresh seafoodkeep the kitchen cleancook raw food thoroughlyput the rubbish into the dustbinFrom:Why couldnt cholera be under control at first?What happened in 1854?How many people died in 10 days?Task 1:Skim and ScanTask 1:Skim and Scan1.Why couldnt cholera be under control at first?2.What happened in 1854?3.How many people died in 10 days?Cholera outbreak hit London.500500Neither its cause,nor its cure was understood.3 John Snow finally proved the theory by _.A.gathering information with the help of a map B.looking into the source of the water for Broad Street and Cambridge Street C.separating those who suffered cholera from those who didnt D.both A and BTask 2Task 2Read and Read and A AnswernswerFill in this form:(in 5 minutes)What causes cholera?Which theory is correct?Collect informationMark information on a map to find out where people died or did not died1 12 23 34 4The water is to blame.The source of all drinking water should be examined.Find other evidence to make sure the conclusionAnalyze the water to see if that is the cause of the illness567Para1What is the problem?The cholera was the deadly disease of its day.Neither its cause,nor its cure was understood.What causes cholera?John Snow was an doctor in London who Queen Victoria as her personal and was inspired by people _ to cholera.Though the cause and the of it were unknown,he wanted to face the and solve the problem.More detailsexpertattendedphysicianexposedchallengecurePara2 What was the two theories explaining how the disease killed people?People absorbed it into their bodies with their meals.the cholera multiplied in the air,a cloud of dangerous gas floated around until it found its victims.Theory1：Theory2：Para2 Which theory did John Snow suspect was correct?He suspected that the second theory was correct but he needed evidence.Para3 Think of a methodWhat is the method of doing this What is the method of doing this research?research?To gather information in two particular To gather information in two particular streets.streets.To collect resultsTo collect resultsPara5Finally John found the source of the water.Where it came from?Para5At last,he proved the second theory was correct by showing that cholera was spread by germs and not in a cloud of gas.Para6.What extra evidence did he find?What extra evidence did he find?A woman and her daughter who lived far away but drank the water from the pump also died.announce with certaintyannounce with certaintyThe polluted water carried the disease.Para7(Draw a conclusion)What measures did John Snow take to prevent the disease from spreading?.suggested thatbe examinedwere instructed not to exposetoFinally,“King Cholera”was defeated.No.The map helped John Snow organise his ideas.He was able to identify those households that had had many deaths and check their water-drinking habits.He identified those houses that had had no deaths and surveyed their drinking habits.The evidence clearly pointed to the polluted water being the cause.Read the passage again and fill in the blanks:John Snow was a well-known _ in London in the _ century.He wanted to find the _ of cholera in order to _ it.In 1854 when a cholera _ out,he began to gather information.He _ on a map where all the dead people had lived and he found that many people who had drunk the dirty water from the _ died.So he decided that the polluted water carried cholera.He suggested that the _ of all water supply be _ and new methods of _ with polluted water be found.Finally,“King Cholera”was defeated.doctor19thcausedefeatbrokemarkedpumpsourceexamineddealing (in 5 minutes)Retell the passage according to below:John Snow was a well-known _ in London in the _ century.He wanted to find the _ of cholera in order to _ it.In 1854 when a cholera _ out,he began to gather information.He _ on a map where all the dead people had lived and he found that many people who had drunk the dirty water from the _ died.So he decided that the polluted water carried cholera.He suggested that the _ of all water supply be _ and new methods of _ with polluted water be found.Finally,“King Cholera”was defeated.Memorize the new words and expressions1Read the passage2Homework: