【课件】Unit+1Reading+and+Thinking+课件高中英语人教版（2019）选择性必修第二册.pptx

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1、To raise new questions,new possibilities,to regard old problems from a new angle requires creative imagination and marks real advance in science.-Albert Einstein&Leopold Infeld提出新的提出新的问题，发现新的可能，从新的可能，从新的角度新的角度审视已存在的已存在的问题，这些些需要需要创造性的想象力，并造性的想象力，并标志着科志着科学的真正学的真正进步。步。阿尔伯特爱因斯坦&利奥波德英费尔德Quote：John Snow D

2、efeats“King Cholera”Reading and thinkingLearning objectives1.Understand the process of scientific research 2.Acquire the main facts that John did in defeating cholera3.Figure out the demonstration spirit of scienceW are committed to building the business value and core competitiveness of roadshows._

3、 analyse the results _ ask a question_ draw a conclusion _ collect data _ find a problem _ find supporting evidence_ think of a methodDiscuss the following stages of scientific research in groups.What order would you put them in?What does“King”imply in the title?A.The name of cholera B.The causes of

4、 cholera C.Cholera spread fast D.Cholera is powerful and hard to cureJohn Snow Defeats“King Cholera”While reading-Fast readingPara1 Para1 Para 2 Para 2 Para 4Para 4Para 5 Para 5 John Snow desiredJohn Snow desired to to destroy cholera.destroy cholera.John Snow decidedJohn Snow decided to prove to pr

5、ove the second theory.theory.Snow began his study by Snow began his study by marking on the mapmarking on the mapTruthTruth of the infection of cholera of the infection of choleraSnows Snows contributionscontributionsPara 3 Para 3 While reading(para.2&3)StagesKey words or sentences1.two contradictor

6、y theories2.in two particular street the cholera was so severe.find out why3.marking on the map4.houses number 16,37,38 and 40;20 and 21;8 and 95.multiple death near the water pump;some houses had no death.6.a woman and her daughter had died,the woman liked the water.had it delivered to her house7.J

7、ohn Snow announced that the pump water carried cholera germs.analyse the resultanalyse the resultask a questionask a questiondraw a conclusiondraw a conclusioncollect datacollect datafind supporting evidencefind supporting evidencethink of a methodthink of a methodfind a problemfind a problem_ analy

8、se the results _ ask a question_ draw a conclusion _ collect data _ find a problem _ find supporting evidence_ think of a methodDiscuss the following stages of scientific research in groups.What order would you put them in?5274163While reading-Careful reading(Para.1)CholeraCholeraJohnJohnSnowSnowWha

9、t?Its one of _ in the world,because it causes _.when？_where？_What consequence？Millions of people _.Who？A_doctor who even _ Queen Victoria when she gave birth.What？He had a desire to _ once and for all.the most feared diseasessevere diarrhoea and dehydration and even death.In the early 19th centuryEu

10、ropedied from the diseasefamousattended to destroy cholera multiple deaths happened here.No death happened here.Public houseIt was believed that cholera was caused by bad _ or germs in _.Snow _ the places where the people who _ had lived.Many deaths occurred near the _ in Broad Street.Some people _

11、drunk the water from the pump,and lived.A woman and her daughter died in another part of London after _.The pump water carried _.The _ of the pump was removed.airfood or watermarked on a mapdiedwater pumphadntdrinkingcholera germshandleA.para2:C.B.D.E.water from the pumpRead Para.2&3 carefully,and t

12、hen finish the process.Collect data and analyse the resultsFind supporting evidenceThink of a methodConclusionSolutionRead Para.4&5 carefully,and then finish true(T)or false(F)items.1.Its easier to get cholera drinking untreated water from water companies than drinking clean water.2.John Snow was kn

13、own as the father of modern epidemiology for his victory over cholera.TT(1)Why was it John Snow,not other doctors,who defeated King Cholera?(2)Can you find the evidence from the text to support your opinion?Post readingBecause of his rigorous attitude,strong desire for inquiry,critical thinking,scie

14、ntific research methods and innovative spirit,he defeated King Cholera.After he discovered the problem,he found the answer through rigorous investigation,research and demonstration step by step.Discussion In the early 19th century 1._ an outbreak of cholera hit Europe,million of people died from the

15、 disease.John Snow,who subscribed 2._ the theory that cholera 3._ (cause)by an infection from germs in food or water,4._(desire)to destroy cholera.5._(use)maps and statistics,John Snow was able to announce that the pump water 6._(carry)cholera germs.Through Snows tireless 7._(effort),the disease was

16、 stopped in its tracks.Now we have known how 8._(prevent)cholera.Transforming 9._ way scientists study diseases,John Snow 10._(consider)the father of modern epidemiology.Grammar filling according to the passage.whentowas causeddesiredUsingcarriedeffortsto preventtheis consideredHomework:1.Retell how John Snow defeated cholera.2.Finish the exercises on Page 4.THANK YOU