Unit1GreatScientistsreading市公开课金奖市赛课一等奖课件

1、Unit1 Great Scientists第1页 Period 3 Intensive Reading (精读） John Snow defeats “King cholera”第2页Learning aims:1. Understand the whole text thoroughly.2. Retell the main content of the passage in your own words.3. Learn from the great scientist John Snow and develop the scientific spirit.Come on!第3页John

2、 Snow defeats “king cholera”1. What can you learn from the title?defeats cholera Event(事件)：Character(人物)：第4页What is Cholera(霍乱)? Cholera is a kind of infectious(可传染) disease, like SARS, AIDS and bird flu, it can spread(传输) quickly, kill many people and be difficult to cure.第5页2. Predict the main ide

3、a of the text. The passage is mainly about: _ How John Snow found the cause of the cholera and defeated it. 第6页Fast reading第7页draw a conclusionfind a problemmake a questionthink of a methodcollect resultsanalyse the resultsFind supporting evidenceTask 1:Match themPara 1Para 2Para 3Para 4Para 5Para 6

4、Para 7Prevention of Cholera第8页Careful reading第9页Task1: Finish John Snows scientific researchOrderStages What John Snow did 1Find a problemWhat caused_?2Make a questionWhich_is right?3Think of a methodCollect data on those who _ and where they _.4Collect resultsGather information on a _to find out wh

5、ere people died or didnt die.choleratheorydiedlivedmap第10页Task1: Finish John Snows scientific researchOrderStages What John Snow did 5Analyse resultsMany people that died lived near the_ _, and they drank the water from the pump. The water seemed to be the _ of the deaths. After he looked into the _

6、 of the water, he found that the water came from the river _ by the _ water from London. waterpumpcausesourcepolluteddirty第11页Task1: Finish John Snows scientific researchOrderStages What John Snow did 6Find supporting evidence(1)The _ was removed from the pump and the disease _ _. (2)A _ and her _ d

7、ied of cholera after drinking the water _ from the pump.7Draw a conclusion(1)It was certain that _ _carried _. (2)The source of all the water supplies should be_ and make sure the water is_.handlesloweddownwomandaughterdeliveredpollutedwatergermsexaminedclean第12页 To prevent the cholera from spreadin

8、g again, what did John Snow do?1.He asked people in Broad street to remove the handle from the pump so that it couldnt be used.2.He suggested that the source of all water supplies be examined.3.He instructed the water companies not to expose people to the polluted water any more.第13页Task 2:Finish Ex

9、.1 on page3 quickly . John Snow began to test two theories. An outbreak of cholera hit London in 1854. John Snow marked the deaths on a map. He announced that the water carried the disease. John Snow investigated two streets where the outbreak was very severe. King Cholera was defeated. He found tha

10、t most of the deaths were near a water pump. He had the handle removed from the water pump.21473856第14页Task 3: Finish Ex.3, write a short summary of the passage in your own words. After you finish it ask your partner to check it or show to your class.第15页John Snow was a well-known _ in London in the

11、 _ 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

12、cholera. He suggested that the _ ofall water supply be _ and the water company shouldnt have people _ to polluted water any more .Finally,“King Cholera” was defeated.physician19thcausedefeatbrokemarkedpumpsourceexaminedexposedSummary第16页Post reading第17页What should we pay attention to in our daily li

13、fe in order not to get infected with cholera? Heat the food left overnightCook raw food thoroughlyWash hands oftenKeep away from flieschoose fresh sea foodKeep the kitchen cleanDispose rubbish properly.Drink boiled waterDiscussion:第18页Fill the blanks while listening to the first paragraph.Part 1 Joh

14、n Snow was an doctor in London who _Queen Victoria as her personal _. He thought about helping ordinary people to cholera. Though the causeand the of it were unknown, he wanted to face the _and solve the problem. expertattendedphysicianexposedcurechallenge第19页Read Para 2&3 aloud while filling the bl

15、anks.Part 2 He became interested in two theories that possibly_how cholera killed people. The first _ that cholera _ in the air. A cloud of dangerous gas floated around until it found its_. The second suggested that people _this disease into their bodies With their meals. From the stomach the diseas

16、e quickly _ the body and soon the _ person died.explainedsuggestedmultipliedvictimsabsorbedattackedaffected第20页Part 3 John Snow 1._ that the second theory was correct buthe needed 2._. So when another outbreak hit London in 1854, he was ready to begin his 3_. As the Disease 4 _ quickly through poor

17、neighbourhoods, he began to gather information. In two 5. _ streets, the cholera Outbreak was 6. _ more than 500 people died in ten days. He was 7._ to find out why.suspectedevidenceenquiryspreadparticularso severe that determined第21页Part 4. Next, John Snow _ the source of the water for thesetwo str

18、eets. He found that it came from the river_. HE immediately told the _ people in Broad Street to remove the handle from the pump so that it could not be used. Soon afterwards _. He had shown that_.looked intopolluted by the dirty water from Londonastonishedthe disease slowed downcholera was spread b

19、y germs and not in a cloud of gas.第22页John Snow was a famous doctor in London so expert, indeed, that he attended Queen Victoria as her personal Physician.约翰斯诺是伦敦非常著名医生，他确实医术精湛，所以成了照料维多利亚女王私人医生。第23页 In two particular streets, the cholera outbreak was so severe that more than 500 people died in ten d

20、ays.（他发觉）尤其在两条街道，霍乱流行得很严重，10天之内就死去了500多人。 severe adj. (人、纪律）严厉；严格； （疼痛）猛烈His severe looks frightened me.他严厉表情使我恐慌。He has a severe pain in his leg. 他腿痛得厉害。He is severe _ himself _ handwriting.他在书法方面对自己很严格。within第24页2. So many thousands of terrified people died every time there was an outbreak.每次霍乱疾病暴

21、发，就有成千上万恐惧人死去。一些表示时间名词词组如the moment, the minute, the day, the first time, the year, next time;副词immediately, directly, instantly 等也可引导时间状语从句。He left Europe the year World War broke out.My sister came directly immediately(=as soon as ) she got my short message.二战暴发那年他离开了欧洲。我姐姐一收到我短信就来了。第25页3. The second suggested that people absorbed this disease intotheir bodies with their meals.第二种看法是在吃饭时候人们把这种病毒引入体内。 absorb vt./vi 吸收；专心于A sponge absorbs water.海绵吸水。The little girl was absorbed in reading a tale.这个小姑娘正在全神贯注地阅读一篇故事。第26页 John Snow suggested that the sour