Unit1 Science and Scientists Reading andThinking公开课（ppt课件）-2022新人教版（2019）《高中英语》选择性必修第二册.pptx

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 cou

16、ld not be used.Snow is considered _ father of modern epidemiology.annamedto destroycausedmarkingwhereto blameremovedtheLanguage points 重点词汇重点词汇 1.cholera n.2.diarrhoea n.3.dehydration n.4.contradictory adj.5.germ n._6.pump n._7.household n.8.raw adj.9.pure adj.霍乱霍乱 腹泻腹泻脱水脱水相互矛盾的相互矛盾的;对立的对立的;不一致的不一致的

17、微生物微生物;细菌细菌;病菌病菌泵泵;抽水机抽水机;打气筒打气筒一家人一家人;家庭家庭;同住一所同住一所(套套)房子的人房子的人未煮的未煮的;生的生的;未经处理的未经处理的;原始的原始的干净的干净的;纯的纯的;纯粹的纯粹的10.statistic n.pl.11.epidemiology n.12.adj.极为恶劣的;十分严重的;严厉的 13.adj.懊恼的;沮丧的;失意的 14.vt.使感染;传染 n.感染;传染 15.vt.认购(股份);定期订购;定期交纳(会费)16.n.证据;证明;检验 17.adj.数量多的;多种多样的 18.vt.&vi.怀疑;疑有;不信任n.犯罪嫌疑人;可疑对象

18、19.vt.把归咎于;责怪;指责n.责备;指责 统计数字统计数字;统计资料统计资料;统计学统计学流行病学流行病学severefrustratedinfectinfectionsubscribeproofmultiplesuspectblame20.20.n.n.把手把手;拉手拉手;柄柄vt.vt.处理处理;搬动搬动;操纵操纵(车辆、车辆、动物、工具等动物、工具等)21.21.n.n.介入介入;出面出面;干涉干涉22.22.n.n.联系联系;纽带纽带vt.vt.把把连接起来连接起来;相关联相关联23.23.adj.adj.大量的大量的;价值巨大的价值巨大的;重大的重大的24.24.n.n.减少减

19、少;降低降低;减少量减少量vt.vt.&vi.vi.(使大小、数使大小、数量等量等)减少减少;减小减小;降低降低25.25.vt.vt.使改观使改观;使改变形态使改变形态vi.vi.改变改变;转变转变26.26.n.n.显微镜显微镜handleinterventionlinksubstantialdecreasetransformmicroscope重点短语重点短语1.1.最终地最终地;彻底地彻底地2.2.同意同意;赞同赞同3.3.幸亏幸亏;由于由于4.4.水泵水泵5.5.照料照料;照顾照顾6.die from 6.die from 7.give birth 7.give birth 8.in

20、 general 8.in general 9.find out 9.find out 10.as a result of10.as a result ofonce and for allsubscribe tothanks towater pumpattend to死于死于分娩分娩一般来说一般来说查明查明由于由于1.Snow subscribed to the second theory.斯诺赞同第二种理论。【词汇精讲】subscribe vt.认购(股份);定期订购;定期交纳(会费);同意;捐助She subscribes to an environmental action group.

21、她定期给一个环境行动小组交会费。The magazine is trying to get more readers to subscribe.该杂志正大力发展更多新订户。【词汇拓展】subscribe to订阅subscribe to the view/theory同意观点/理论subscribe for预定;认购How many shares did you subscribe for the new company?你在这家新公司认购了多少股?I planned to subscribe to many magazines.我计划订阅许多杂志。2.Snow suspected that

22、the water pump was to blame.斯诺怀疑水泵是元凶。【词汇精讲1】suspect vt.&vi.怀疑;疑有;不信任n.犯罪嫌疑人I suspected that there was something wrong with the engine.我怀疑引擎出毛病了。Shes not going to be very happy about this,I suspect.我怀疑她会因为这个不高兴的。Police have issued a photograph of the suspect.警方已经发布了犯罪嫌疑人的照片。【词汇拓展】suspect sb/sth of.怀

23、疑某人/某事suspect sb of doing.怀疑某人做Pilcher was suspected of giving away the companys secrets to others.皮尔彻涉嫌将公司的秘密泄露给他人。【词汇精讲2】blame vt.把归咎于;责怪;指责n.责备;指责You shouldnt blame this accident on him;after all its not up to him to make the decision.你不该把这次事故归咎于他,毕竟不是他一个人决定的。Youve failed to do what you were expe

24、cted to and Im afraid the teacher will blame you.你没做成期望你做的事,我担心老师会责备你。You cant expect Terry to take all the blame.你不能指望特里承担所有的责任。【词汇拓展】(1)blame sb/sth for sth因而责备某人/某物blame sth on sb把某事怪到某人头上(2)get/take the blame for.为承担责任lay/put the blame on sb/sth把某事归咎于某人/某物(3)be to blame(for)应受指责Lots of people fi

25、nd it hard to get up in the morning,and put the blame on the alarm clock.许多人发现早上起床很难,并把责任归咎于闹钟。Dont always blame your own failure on others.Sometimes you yourself are to blame.不要总把自己的失败归咎于他人。有时该怪的是你自己。3.Accordingly,he had the handle of the pump removed so that it could not be used.因此,他把水泵的把手取下来了,以便无

26、法用水。【词汇精讲】handle n.把手;拉手;柄vt.处理;搬动;操纵(车辆、动物、工具等)The man gave me a knife with a carved wooden handle.那人给了我一把有雕刻木柄的刀。There are several ways to handle things.有几种方法可以处理事情。Computers can handle huge amounts of data.电脑可以处理大量的数据。4.Moreover,Snow was later able to show a link between other cases of cholera an

27、d the different water companies in London.此外,斯诺后来能够表明其他霍乱病例和伦敦不同的自来水公司之间的联系。【词汇精讲】link n.联系;纽带vt.把连接起来;相关联To understand this concept,we look at the link between law and ethics.要理解这一概念,我们先看一下法律和伦理之间的联系。The crowd linked arms to form a barrier.群众臂挽着臂组成人墙。【词汇拓展】link up(with)连接;结合link.with/to.把与连接;联系The

28、hearts of the people of all the nationalities are linked to each other.我国各族人民心连心。Is he the man who had different sections of the walls linked up?是不是他让人把城墙各个部分连接起来的?5.Through Snows tireless efforts,water companies began to sell clean water,and the threat of cholera around the world saw a substantial

29、decrease.通过斯诺的不懈努力,自来水公司开始销售清洁用水,世界各地霍乱的威胁大幅减少。【词汇精讲】decrease n.减少;降低;减少量vt.&vi.(使大小、数量等)减少;减小;降低There has been a steady decrease of temperature.温度在稳步下降。Due to the strict traffic regulations on drunk driving,the number of accidents from it has greatly decreased.由于对酒后驾驶的严格的交通法规,酒后驾驶导致的事故的数量大大减少了。We h

30、ave decreased our involvement in childrens books.我们减少了对儿童读物的参与。【词汇拓展】decrease to减少到decrease by减少了on the decrease在减少Average house prices decreased by 13%last year.去年房子的平均价格下降了13%。The number of students going abroad for further study is on the decrease nowadays.当下去国外继续深造的学生数量在不断减少。6.Fortunately,we now

31、 know how to prevent cholera,thanks to the work of John Snow.幸运的是,由于约翰斯诺的工作,我们现在知道了如何预防霍乱。【词汇精讲】thanks to幸亏;由于Thanks to your hard work,we can finish the task ahead of schedule.多亏了你的努力工作,我们能提前完成任务。Thanks to modern science and technology,people lead a more and more comfortable and rich life.多亏了现代科技,人们

32、的生活越来越舒适、越来越富裕。【词汇拓展】表示“因为;由于”的短语due to由于;因为because of由于;因为on account of由于owing to由于;因为as a result of由于的结果7.Snow transformed the way scientists study diseases.斯诺改变了科学家研究疾病的方式。【词汇精讲】transform vt.使改观;使改变形态vi.改变;转变It was an event that would transform my life.那是能够改变我生活的一件事。A fresh coat of paint can tran

33、sform a room beyond recognition.新涂的一层油漆可以使房间焕然一新。【词汇拓展】transform.into.使变成transform.from.into.把从变成It is a surprise that the city has been transformed from a small town into a modern industrial center in recent ten years.真令人惊奇,在近十年中这个城市由一个小乡镇转变成了一个现代化的工业中心。1.It seemed that the woman liked the water fr

34、om the pump so much that she had it delivered to her house every day.这位妇女似乎非常喜欢水泵的水,所以她每天都让人把水送到她家。【句式剖析】本句是一个复合句。It seemed是主句,that the woman liked.是表语从句,so.that.引导的是结果状语从句,在结果状语从句中,had it delivered是“have+宾语+宾语补足语”结构,由于it和deliver有逻辑上的动宾关系,所以用过去分词形式作宾语补足语。There is something wrong with my watch and I

35、must have it repaired.我的表坏了,我必须找人修理一下。I had my hair cut yesterday.我昨天理发了。重点句式重点句式【句式拓展】“have+宾语+过去分词形式”的用法(1)表示请(让)别人做某事Can I have this parcel weighed here?我可以在这儿称一下这个包裹吗?(2)表示经历或遭遇了某事He had his finger cut this morning.今天早晨他把手指割破了。(3)表示主动地完成某动作或解决某事I have had all my mistakes corrected.我把所有的错误都改正了。(4

36、)表示容忍或允许做某事(用于否定句,尤其与wont,cant 等连用)。We wont have anything said against the teacher.我们不允许有人这样攻击老师。2.The people who drank this water were much more likely to get cholera than those who drank pure or boiled water.喝这种水的人比喝纯净水或白开水的人更容易得霍乱。【句式剖析】本句是一个复合句。句中两个who引导的是定语从句,分别修饰the people和those。be likely to d

37、o意为“可能做”。The price is likely to go down because of the competition.由于竞争,价格可能会下降。You are likely to suffer from bad health if you keep smoking.如果继续吸烟,你的身体健康会受到损害。【句式拓展】(1)Its likely that.很可能(2)unlikely adj.不大可能发生的be unlikely to.不可能It is likely that they can understand us better and give us some reasonable advice.他们很可能更理解我们并给我们一些合理的建议。Its most unlikely that shell arrive before seven.她极不可能在七点前到达。【温馨提示】英语中有“It is likely that.”和“sb/sth be likely to do sth”的用法,但没有“It is likely for sb/sth to do sth”的用法。