新人教版高中英语必修5 Unit1-Great-Scientists课件1.ppt-(纯ppt课件,无音视频素材)

1、 Unit 1Great ScientistsPeriod 1 Warming up&Pre-readingPeriod 2 Reading ComprehensionPeriod 3 Reading&ListeningPeriod 4 Learning about LanguagePeriod 5 Grammar Past ParticiplePeriod 6 ListeningPeriod 7 Reading and Writing Period 1 Warming up&Pre-readingStephen Hawking Steven Hawking Alexander Bell el

2、ectricity Thomas Edison the First telephoneWright Brothers the electric LampMadame Curie black holes in UniverseFranklin Theory of GravitySteven Hawking the First PlaneElbert Einstein RadiumIsaac Newton the Theory of Relativity QuizWarming upWhat other scientists do you know?Archimedes(阿基米德阿基米德)1.Wh

3、ich scientist discovered that objects in water are lifted up by a force that helps them float?Ancient Greek(287-212BC)A mathematicianCharles Darwin2.Who wrote a book explaining how animals and plants developed as the environment changed?the Origin of Species“father of modern biology”3.Who invented t

4、he first steam engine?Thomas Newcomen,British(1663-1729)He improved the first steam pump built by Thomas Savery in 1698 and turned it into a steam engine for taking water out of mines in 1712.James Watt improved it still further in the 1770s.Thomas Newcomen4.Who used peas to show how physical charac

5、teristics are passed from parents to their children?Gregor MendelLeonardo da Vinci5.Who was the painter that studied dead bodies to improve his painting of people?Sir Humphry Davy,British(1778-1829)He did research into different gases and discovered the medicinal value of nitrous(含氮的)oxide(氧化物)(or l

6、aughing gas)as an anaesthetic(麻醉剂).In 1815 he developed a safety lamp for miners.Humphry Davy6.Who invented a lamp to keep miners safe underground?Zhang Heng,Chinese(78-139).He invented the first seismograph(测震仪、地震仪)to indicate in the direction of an earthquake.It was in the shape of a cylinder(圆筒形)

7、with eight dragonheads round the top,each with a ball in its mouth.7.Who invented the earliest instrument to tell people where earthquakes happened?Zhang HengSummaryDraw a conclusion:They all made a great contributionmade great achievementssucceeded in their scientific careerovercome many difficulti

8、esTopic 1:What can you learn from these scientists?Topic 2:What qualities should we have to be a successful man?Discussion1:Would he impress you most during the SARS?Zhong Nanshan (钟南山钟南山)infectious diseases:They can be spread to other people.They have an unknown cause.They are difficult to cure.The

9、y need public health care to solve them.Pre-reading:Do you know how to prove a new idea in scientific research?Draw a conclusion Think of a method Collect results Make a questionFind a problem Analyse the results Find supporting evidenceStages in setting out a new scientific idea:Discussion 2Put the

10、m in a right orderHomework1.Write a composition“What I can learn from_”(name of a great scientist).2.Memorize stages in setting out a new scientific idea.Period 2 Reading ComprehensionJohn Snow defeats “King cholera”Learning aims:1.Understand the whole text correctly.2.Master some words and sentence

11、s.3.Learn from the great scientist John Snow.Come on!SkimmingWho was the great scientist in the passage and what was the deadly disease of its day?John Snow cholera British(1813 1858)a legendary(传奇的)figure in the history of public health,epidemiology（流行病学）and anesthesiology（麻醉学）John SnowCholera is t

12、he illness caused by a bacterium called Vibria Cholerae.It infects peoples intestines(肠),causing diarrhea(腹泻),vomiting and leg cramps.It begins in the stomach and a severe case can lead to death without immediate treatment.And the victims died very quickly from a loss of liquid after severe vomiting

13、(呕吐)and diarrhea(腹泻).Cholera:How did John Snow defeat it?1.What happened in 1854?2.How many people died in 10 days?3.Why is there no death at No.20 and 21 Broad Street as well as at No.8 and 9 Cambridge Street?Cholera outbreak hit London.500These families had not drunk the water from the Broad Stree

14、t pump.Read quickly and silently to find answers to the following 7 questions.Scanning4.Why couldnt the cholera be under control at first?5.Which theory did John Snow believe in?Neither its cause,not its cure was understood.People absorbed cholera into their bodies with their meals.6.John Snow final

15、ly proved the theory he believed 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 B7.To prevent the cholera from spreading again,what did John Sno

16、w do?He suggested that the source of all water supplies be examined and that new methods of dealing with polluted water be found.He instructed the water companies not to expose people to the polluted water any more.Detailed readingThe problemThe causeIdea 1:Idea 2:The methodScientific Report by John

17、 SnowNobody knew the cause of the serious disease of choleraa cloud of dangerous gas floated until it found its victimspeople absorbed the disease into their bodies with mealsCollect information from the cholera outbreak to prove which theory was correctThe resultIdea 1 or 2?Why?The conclusionHe fou

18、nd the cause of cholera was the polluted waterIdea 2.Because the information showed that the dirty water carried choleraHe defeated cholera by examining the water supply and dealing with the polluted water Make a conclusion Think of a method Collect results Find supporting evidenceFind a problem Ana

19、lyze the results Draw a conclusionFinish quickly the part1 in the page3 by working together.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

20、 outbreak was very severe.King Cholera was defeated.He found that most of the deaths were near a water pump.He had the handle removed from the water pump.21473856Discussion 1Period 3 Reading&Listeningrelationshipattended her as her personal physician.Read the first paragraph aloud and think how famo

21、us John Snow was?Fill the blanks while listening to the first paragraph.John 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.expertattendedph

22、ysicianexposedcurechallenge1.John Snow was a famous doctor in London so expert,Indeed,that be attended Queen Victoria as her personal Physician.约翰斯诺是伦敦非常著名的医生，他的确医术精湛，所以成了照料维多利亚女王的私人医生。expertn.专家，能手She is a reputable expert.她是个有声望的专家。He has no pretensions to being an expert on the subject.他并不以这方面专家自

23、居。adj.熟练的；有专门技术或知识的He is an expert on/at/in lung diseases.他是肺部疾病方面的专家。He is expert at/in painting.他的专长是画画。attend v.出席；参加He decided to attend the meeting himself.他决定亲自赴会。照顾；看护Doctor Smith attended her in hospital.斯密斯医生在医院中给他治病。attend school/church 上学/上教堂2.So many thousands of terrified people died ev

24、ery time there was an outbreak.每次霍乱疾病的爆发，就有成千上万恐惧的人死去。一些表示时间的名词词组如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.二战爆发那年他离

25、开了欧洲。我姐姐一收到我的短信就来了。Read Para 2&3 aloud while filling the blanks.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 bod

26、ies With their meals.From the stomach the disease quickly _ the body and soon the _ person died.explainedsuggestedmultipliedvictimsabsorbedattackedaffectedJohn Snow _ that the second theory was correct buthe needed_.So when another outbreak hit London in 1854,he was ready to begin his_.As the diseas

27、e _ quickly through poor neighbourhoods,he began to gather information.In two _ streets,the cholera Outbreak was _ more than 500 people died in ten days.He was _ to find out why.suspectedevidenceenquiryspreadparticularso severe that determined3.The second suggested that people absorbed this disease

28、intotheir bodies with their meals.第二种看法是在吃饭的时候人们把这种病毒引入体内的。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。suspect v.怀疑；不相信I suspect the truth of her statement.我对她那番话的真实性表示怀疑。I strongly suspect that theyre trying to get rid of me.我强烈地

29、感觉到他们要除掉我。What made you suspect her of having taken the money?你凭什么怀疑钱时她偷的？4.John Snow suspected that the second theory was correct buthe needed evidence.斯诺猜测第二种说法是正确的，但他需要证明。A map of Broad StreetWhat method did he use?Broad StreetMany deaths happened here.No death happened here.The water from the pu

30、mp was to blame.Public houseNext,John Snow _ the source of the water for thesetwo streets.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

31、 the dirty water from Londonastonishedthe disease slowed downcholera was spread by germs and not in a cloud of gas.5.In two particular streets,the cholera outbreak was so severe that more than 500 people died in ten days.（他发现）特别在两条街道，霍乱流行得很严重，10天之内就死去了500多人。severe adj.(人、纪律）严厉的；严格的；（疼痛）剧烈的His severe

32、 looks frightened me.他的严厉表情使我恐慌。He has a severe pain in his leg.他的腿痛得厉害。He is severe _ himself _ handwriting.他在书法方面对自己很严格。within1.Where did the woman live and what did she deliver to her house every day?2.What did the deaths suggest?3.What measures did John Snow take to prevent the disease from spre

33、ading?Away from Broad StreetWater from the pumpThe polluted water carried the virusJohn Snow suggested that the source of all the water supplies be examined.The water companies were instructed not to expose people to polluted water any more.Read paragraph 6&7 aloud and answer questions.6.John Snow s

34、uggested that the source of all the water supplies be examined.约翰斯诺建议所有水供应的来源都应该受到检测。We are all for your proposal that the discussion_.A.be put off B.was put off C.Should put off D.is to put offadvise,demand,order,request,suggest,propose,require,以及它们的名词形式以及它们的名词形式“advice,demand,order,request,suggest

35、ion,proposal,requirement等表示等表示“建议，要求，建议，要求，命令命令”的词所接的表语从句和同位语从句中，要用虚的词所接的表语从句和同位语从句中，要用虚拟语气，即谓语动词用拟语气，即谓语动词用“should+动词原形动词原形”。Recite these sentences.他发现霍乱来自于被伦敦污水所污染的河流。He found that it came from the river polluted by the dirty water from London.每次霍乱暴发时，就有大批惊恐的老百姓病死。但一想到帮助患上霍乱的普通老百姓，他就很受鼓舞。人们既不知道它的病

36、源，也不了解它的治疗方法。So many thousands of terrified people died every time there was an outbreak.But he became inspired when he thought about helping ordinary people exposed to cholera.Neither its cause nor its cure was understood.Listen carefullyJohn Snow was a well-known _ in London in the _ century.He wa

37、nted 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

38、that the _ ofall water supply be _ and new methods of _ with polluted water be found.Finally,“King Cholera”was defeated.doctor19thcausedefeatbrokemarkedpumpsourceexamineddealingSummaryWhat should we pay attention to in our daily life in order not to get infected with cholera?Heat the food left overn

39、ightCook raw food thoroughlyWash hands oftenKeep away from flieschoose fresh sea foodKeep the kitchen cleanDispose rubbish properly.Drink boiled waterDiscussion2:HomeworkStudy the poster first and then you please design a poster,introducing Cholera to people,and inform people of the ways to keep awa

40、y from getting infected with cholera.Learning about LanguagePeriod 4 Discovering useful words and expressions1.Find the words and expression from the text for each of the following meanings.Keys:1.victim 6.enquiry 2.physician 7.pump 3.analyse 8.blame 4.defeat 9.absorb 5.challenge 10.linkto Simon Lee

41、 was a famous footballer but his career came to an end when he developed a _ illness.His doctor _ that Simon had been _ to a new virus.All attempts by the _ to _ him failed.Simon _ that he would not get better and _ that he must leave football.Finally,he _ that he would foresee cure severe expert at

42、tend announce suspect conclude expose severesuspectedexposedexpertscureforesawconcludedannounced make a new career coaching young football players.At his last match all his fans _ and praised him by singing the popular song“Thanks for the memoryforesee cure severe expert attend announce suspect conc

43、lude exposeattended3.Sometimes in English we put the verb make with a noun instead of using a simple verb;for example,make a mistake instead of to mistake.Look at these simple verbs and make another construction using make+a+noun.(P4)to telephoneto decideto planto contribueto concludeto be noisyto a

44、chieveto describemake a phone callmake a decisionmake a planmake a contributionmake a conclusionmake a noisemake anachievementmake a description Speak out the phrases with“make”according to the pictures or the Chinese definitions.交朋友交朋友make friends确保确保;确定确定make sure下定决心下定决心make up ones mind为为.腾出空位腾出

45、空位make room formake a facemake the bed一路前进一路前进;向前向前make ones way to Surf the internet to find out:What should we pay attention to in our daily life to prevent ourselves from getting infected with all these infectious diseases?HomeworkGrammar Past Participle Period5Look at the dialogue and find the u

46、se of the past participle.-Look at the excited boy!Why is he so happy?-He has got the first prize in the contest.-No wonder he is excited!Complete the table with phrases that have the same meaning.Past Participle Past Participleas the Predicative as the Attribute1.children who 1.look astonished 2.a

47、vase that is broken 2.3.a door that is closed 3.4.the audience who feel tired 4.5.an animal that is trapped 5.Try to find some rules about the Past Participle as the Attribute and Predicative.Discovery 一、过去分词作定语一、过去分词作定语1 1、单个的过去分词作定语时一般兼有、单个的过去分词作定语时一般兼有被动被动和和完成完成的意义，常作前置定语。的意义，常作前置定语。eg eg：一只迷路的动物

48、一只迷路的动物 一枚用过的邮票一枚用过的邮票 一个受伤的手指一个受伤的手指 一枚破损的硬币一枚破损的硬币 一支点燃的蜡烛一支点燃的蜡烛a lost animala used stamp an injured fingera broken coin a lighted candlespokenspoken English writtenwritten exercises 注意：过去分词作定语时，有时只有被动意义。注意：过去分词作定语时，有时只有被动意义。eg.eg.：英语口语：英语口语 书面练习书面练习少数表示位移或状态改变的不及物动词的过去分少数表示位移或状态改变的不及物动词的过去分词只有完成

49、的意义词只有完成的意义fallen leaves 落叶落叶 the risen sun 升起来的太阳升起来的太阳the advanced countries 发达国家发达国家 a drunken man 一个醉鬼一个醉鬼a returned student 一名留学生一名留学生 a retired teacher 一名退休教师一名退休教师an escaped prisoner 一名逃跑的囚犯一名逃跑的囚犯 by-gone days 过去的岁月过去的岁月2 2、过去分词作后置定语，表示被动和或完成意义、过去分词作后置定语，表示被动和或完成意义。eg.:How I regretted the ho

50、urs wasted in the woods!我多懊悔在树林浪费的时光啊我多懊悔在树林浪费的时光啊 The books written by Lu Xun are popular 鲁迅写的书很受欢迎鲁迅写的书很受欢迎 We will go to visit the bridge built hundreds of years ago 我们要去看那座建于几百年前的桥。我们要去看那座建于几百年前的桥。Practice:Change the following Past Participle into clauses.1）The United States is a developed count