英語必修五unit1熱身和閱讀課件

1、Unit 1 Great scientistsWarming upWhat impress you most in 2003?Which person impress you most during the SARS?Zhong Nanshan (鐘南山)福建廈門人，出身于醫(yī)學(xué)世家。中國工程院院士，中華醫(yī)學(xué)會會長。中國治療呼吸系統(tǒng)疾病的領(lǐng)軍人物。 Lets have a competition!Do you know other scientists?The following is a quiz and lets find out who knows the most.1.Which sci

2、entist discovered that objects in water are lifted up by a force that helps them float?B. ArchimedesC. Thomas EdisonA. Charles DarwinArchimedes (287212 BC)Archimedes: Ancient Greek. He was a mathematician. He found that if you put an object into water the water pushes the object up. It rises and par

3、tly floats. Give me a place to stand on, and I can move the earth. -Archimedes2. Who wrote a book explaining how animals and plants developed as the environment changed?A. Marie CurieC. Charles DarwinB. Gregor MendelCharlie Darwin(1808-1882)Britain naturalist. The Origin of Species was published in

4、1859. It explained how plants and animals had changed over time to fit in with a changing environment. His book showed that people had developed from apes.3.Who invent the first steam engine?A. Thomas NewcomenC. Thomas EdisonB. ArchimedesBritish,improved the first steam pump and turned it into a ste

5、am engine for taking water out of mines in 1712.(1663-1729) Thomas Newcomen4. Who used peas to show how physical characteristics are passed from parents to their children.A. Thomas EdisonC. ArchimedesB. Gregor Mendel格里哥孟德爾（奧地利遺傳學(xué)家Gregor MendelCzech (18221884) Gregor Mendel. The father of genetic. He

6、 grew pea plants and developed ideas on inherited characteristics. Between 18561863 he grew 28,000 pea plants. He examined seven kinds of seed and plant characteristics and developed some laws of inheritance(遺傳).5. Who discovered radium?A. Marie CurieC. NewtonB. Zhang Heng(1867-1934) (Polish and Fre

7、nch, won two Nobel Prizes)Marie Curie (1867-1934) was born in Poland, moved to Paris and studied chemistry and physics there. She married Pierre Curie and together they studied radioactive materials and discovered radium. In 1911 she received the Nobel Prize in Chemistry. Her death in 1934 was almos

8、t certainly due to radiation in her work.6.Who invented the way of giving electricity to everybody in large cities?A. Stephen Hawking C. Thomas EdisonB. Archimedes(1847-1931) an American inventorThomas Edison(1847-1931)He was already an inventor of other electrical devices (phonograph, electric ligh

9、t bulb) when in 1882 he designed a system for providing New York with electricity from a central power station. This was a tremendous achievement, which had previously been thought impossible.Thomas EdisonThe Inventions of Thomas Edison Phonographfunr:f 留聲機(jī)LightbulbMotion Pictures電影 7.Who was the pa

10、inter that studied dead bodies to improve his painting of people?A. Gregor MendelC. Marie CurieB. Leonardo da Vinci萊昂納多達(dá)芬奇 (1452-1519) Italian artistLeonardo da Vinci(1452-1519) He was a famous Italian artist whose skill for showing human skin tones made his paintings seem to come alive. He used to

11、study dead people in order to make his paintings as accurate as possible. One of his famous paintings includes the “The Last Supper”. 8. Who invented a lamp to keep miners safe underground?Sir Humphry DavyC. FaradayB. Thomas Newcomen (1778-1829) British,英國化學(xué)家煤礦安全燈發(fā)明者漢弗萊戴維爵士 Sir Humphry Davy(17781829

12、)British. He did research into different gases and discovered the medical value of nitrous oxide (laughing gas) as an anaesthetic.(麻醉藥) In 1815 he developed a safety lamp for miners. 9. Who invented the earliest instrument to tell people where earthquakes happened?A. Charles DarwinC. Watt B. Zhang H

13、eng(78-139) Chinese, invented seismographZhang Heng ,Chinese( 78-139)He invented the first seismograph to indicate in the direction of an earthquake. It was in the shape of a cylinder with eight dragonheads round the top, each with a ball in its mouth. Around the bottom were eight frogs directly und

14、er a dragons head. When an earthquake occurred, a ball fell out of the dragons mouth, making a noise.10.Who put forward a theory about black holes?Stephen Hawking史蒂芬霍金（英國著名物理學(xué)家） C. CopernicusB. Archimedes(1942-) a British astronomerStephen Hawking,British(1942- )He has worked in astronomy and studie

15、d black holes in space. He has shown that black holes do not only absorb everything around them but, from time to time, throw out matter as well. This may mark the beginning of new galaxies(銀河系). This is an advance on the old theory which said that black holes “eat” everything they come across.John

16、SnowBritish ( 1813 1858) a legendary(傳奇的) figure in the history of public health, epidemiologyepi,di:mildi （流行病學(xué)） and anesthesiology（麻醉學(xué)） Do you know how to prove a new ideain scientific research?seven stages發(fā)現(xiàn)問題提出假設(shè)思考方法收集資料分析結(jié)果尋找證據(jù)得出結(jié)論THINKWORK FINDDo scientific research(The process)Find a problemM

17、ake a questionThink of a methodCollect results Analyse the resultsFind supporting evidenceDraw a conclusionSOLVE?John Snow defeats “King cholera霍亂王”ReadingWhat is Cholera? It is a kind of terrible disease caused by drinking dirty water and it caused a lot of deaths in the old times and it was very d

18、ifficult to defeat. 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(嘔吐) and diarrhoea(腹瀉).Do you know what was this map used for in 1854?Task 1:Skim and ScanWho defeats “King Chole

19、ra“?What happened in 1854?How many people died in 10 days?Why is there no death at No. 20 and 21 Broad Street as well as at No. 8 and 9 Cambridge Street?John SnowCholera outbreak hit London.500These families had not drunk the water from the Broad Street pump.Task 2detailed readingRead and answer: Pa

20、ra.1John Snow was an doctor in London who Queen Victoria as her personal . He thought about helping ordinary people to cholera. Though the cause and the of it were unknown, he wanted to face the and solve the problem. expertattendedphysicianexposedcurechallengeParagraph 2 make up a question: Which t

21、heory to believe in? idea 1idea 2Cholera multiplied in the air without reason. A cloud of dangerous gas would float around until it found its victims.People absorbed it with their meals. John Snow finally proved the theory he believed by _. A. gathering information with the help of a map B. looking

22、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 B E. both A and CParagraph 3&4Paragraph 3&4What did he do with the results of his enquiry?What valuable clue did he get about the cause of the disease?What m

23、ight be the cause?Marked on a mapMany of the deathshad no deaths.It seemed that the water was to blame for cholera.A map of Broad StreetWhat method did he use?Broad StreetMany deaths happened here.No death happened here.The water from the pump was to blame.Public houseParagraph 5Why did he tell peop

24、le to remove the handle from the pump?What happened after the handle was removed?So that slowed downParagraph 6What s the extra evidence?Two other deaths in another part of London that were linked to the Broad Street outbreak.Paragraph 7What are John Snows suggestions? The source of all water suppli

25、es should be examined. New methods of dealing with polluted water should be found. The water companies were also instructed not to expose people to polluted water anymore.Whats the main idea of the passage?John Snow was a well-known doctor in London.The cause of Cholera was polluted water.The source

26、 of all drinking water should be examined.How did John Snow collect, analyze data and find the cause of the disease and solved it .Do you know what was this map used for in 1854?Finding out the cause of Cholera.Task 3Mind Map of the textSteps:What/How?1.Find a problem2.Make up a question3.Think of a

27、 method4.collect resultsJohn Snow Defeats “King Cholera”What causes cholera?Mark information on a map to find out where people died or did not diedWhich theory is correct?What causes cholera?Which theory is correct?What causes cholera?Which theory is correct?Mark information on a map to find out whe

28、re people died or did not diedGather information on those who were ill or died and where they got their waterWhat causes cholera?Which theory is correct?6.Repeat if necessary7.Make a conclusion5.Analyse resultsAnalyse the water to see if that is the cause of the illnessFind other evidence to make sure the conclusionThe water is to blame. The source of all drinking water should be examined.Read