1、Reading and ThinkingBy the end of this period,you will be able to1.figure out the correct stages of scientific research.2.understand the questioning mind by analysing John Snows characteristics.3.learn about the necessary scientific spirits to be a scientist.4.express opinions on how to defeat COVID
2、-19.Watch and ThinkQ1：What is the video mainly about?Q2：Do you know who is the first man to defeat cholera?And how?Cholera SpreadHarmHow to be defeatedJohn Snow(1813-1858)Nationality:EnglishKnown for:Locating source of a cholera outbreakFields:EpidemiologyPre-readingWhat is the correct order of the
3、following stages of scientific research?Discuss with your classmates.analyze the resultsask a questiondraw a conclusioncollect data find a problem find supporting evidence think of a methodfind a problemask a questionthink of a methodcollect dataanalyse the resultsfind supporting evidencedraw a conc
4、lusionDoing research is not an easy task.find a problemask a questionthink of a methodcollect dataanalyse the results What？Who?How?Truth Results and significancePara1:Para2&3：Para4：Para5:While-readingWhile-readingParagraph 1When/Where？What？What consequence？Who?He never lost his desire to_once and fo
5、r all.A_ doctor who even attended to_In the early 19th century/EuropeWhat?A disease which causes diarrhoea,dehydration,and even deathMillions of people died.destroy choleraQueen VictoriayoungWhile-readingParagraph 2&3 Q1:How many theories are there about Choleras spread?Q2:Which one did John Snow ag
6、ree with?Q3:How severe was the Cholera outbreak in that two particular streets?There are two theories.He agreed that cholera was caused by an infection from germs in food or water.500 people died in 10 days.Find a problemHe determined to find out why.Ask a questionWhile-readingParagraph 2&3StagesKey
7、 words or sentencesMarking on a maphouse numbers16,37,38,and 40;20 and 21 Broad Street;8 and 9 CambridgeStreetAnalyse the resultsFind supporting evidenceAs a result of this evidence,John Snowmultiple deaths near the water pump;some households had had no deathsCollect dataa woman and her daughter had
8、 died;the woman liked the watershe had it delivered to her house everydayDraw a conclusionFind a problemWhile-readingParagraph 4Q1:Whats the main idea of paragraph4?Q2:How can we prevent cholera?The truth was that the water from the Broad Street pump had been infected by waste.We should drink pure o
9、r boiled water.While-readingParagraph 5Q:Whats the influence of Snows study on science?He helped people know how to prevent cholera.He transformed the way scientists study diseases by using maps and statistics.While-readingStructure AnalysisPara1Para2&3Para4Para5Put forward a problem.Analyse and sol
10、ve the problem.The truth of the outbreak.John Snows influence on study.Post-readingPragmatic AnalysisQ1:Whats the writers purpose in writing the passage?Q2:To whom does the author write this passage?To tell readers how John Snow defeated cholera and his influence on scientific research.To those who
11、are interested in science and scientists.Critical ThinkingRead the passage again and find out the characteristics of John Snow.Charateristicspatient;intelligent;diligent;strongwilled;ambitious;kindhearted;reasonable.The greatness of scientists lies not only in their lasting efforts.But also their se
12、lfless contribution to a better satisfied world.Post-readingCreative ThinkingDiscuss in groupsAccording to John Snows scientific research,please share your opinion on how to destroy COVID-19.Summary-Add details to make the passage more flowing!John snow wanted to find the cause of cholera.he thought
13、 that people became ill after eating the infected food.Then he made use of a deadly attack to test his idea.He found that the cause of cholera came from the polluted water by analyzing the data.Besides,the extra two deaths proved his conclusion.So the course was known and cholera could be defeated a
14、t last.think:believe,suspect,suggest.test:prove,check,verify,support,confirm.known:clear,understand,get.defeat:control,cure.When_outbreak of cholera hit Europe,millions of people died from the disease.A young doctor_(name)John Snow never lost his desire_(destroy)cholera once and for all.Snow believe
15、d that cholera_(cause)by an infection from germs in food or water,but he needed proof.S n o w b e g a n b y _ _ _ _ _ _ _(m a r k)o n a m a p t h e e x a c t places_all those who died had lived.Snow suspected that the water was_(blame).Accordingly,he had the handle of the pump_(remove)so that it could not be used.Snow is considered _ father of modern epidemiology.annamedto destroycausedmarkingwhereto blameremovedthe
