1、Unit 1 Great scientistsPeriod 1 文本研读课学习目标1.Learn about the inventions and scientists.2.Develop the reading skills and improve reading speed.3.Understand that scientific ways in dealing with the problems.学习过程Step 1:Lead-in1.Which scientist discovered that objects in water are lifted up by a force tha
2、t helps them float?2.Who wrote a book explaining how animals and plants developed as the environment changed?3.Who invented the first steam engine?4.Who used peas to show how physical characteristics are passed from parents to their children?5.Who discovered radium?6.Who invented the way of giving e
3、lectricity to everybody in large cities?7.Who was the painter that studied dead bodies to improve his painting of people?8.Who invented a lamp to keep miners safe underground?9.Who invented the earliest instrument to tell people where earthquakes happened?10.Who put forward a theory about black hole
4、s?Step 2:Reading1.Scanning Task 1:According to the passage,please put the 7 stages in right order.Draw a conclusion Think of a method Collect results Make a question Find a problem Analyse the results Find supporting evidenceTask 2:Match them.Para.1 Collect resultsPara.2 Analyse the resultsPara.3 Th
5、ink of a methodPara.4 Find a problemPara.5 Make a questionPara.6 Draw a conclusionPara.7 Find supporting evidence2.Intensive readingTask 1:1.What was the problem?2.Which theory to believe in?(make a question)3.What method did he use?4.What happened to the pump water?5.What extra evidence did he find
6、?Task 2:ComprehendingThe problemThe cause Idea 1:Idea 2:The methodThe results续表Idea 1 or 2?Why?The conclusionStep 3:Post-readingSummary:John Snow was a well-known in London in the century.He wanted to find the of cholera in order to help people to cholera.In 1854 when a cholera out,he began to gathe
7、r information.He on a map where all the dead people had lived and found that many people who had drunk the dirty water from the died.So he decided that the polluted water carried cholera.He suggested that the of all the water supplies be and new methods of with polluted water be found.Finally,“King
8、Cholera” was defeated. Step 4:Discussion Task 1:Discuss it with your partner.What should we pay attention to in our daily life in order not to get infected with cholera?Task 2:TeamworkAccording to the discussion,design a poster with your group,introducing cholera to people,and inform people of the w
9、ays to keep away from getting infected with cholera.课后作业1.Surf the Internet to find out:What should we pay attention to our daily life to prevent ourselves from getting infected with all these infectious diseases?2.Write down the important words and phrases in your exercise books.3.Underline the dif
10、ficult sentences that you cannot understand.参考答案学习过程Step 11.Archimedes(287-212 BC),an ancient Greek mathematician.2.Charles Darwin(1808-1882),the British author of The Origin of Species.3.Thomas Newcomen(1663-1729),British,improved the first steam pump and turned it into a steam engine for taking wa
11、ter out of mines in 1712.4.Gregor Mendel(1822-1884),Czech,grew pea plants and developed ideas on heredity(遗传学 ) and inherited(继承,承传) characteristics.5.Marie Curie(1867-1934),Polish and French,won two Nobel Prizes.6.Thomas Edison(1847-1931),an American inventor.7.Leonardo da Vinci(1452-1519),an Itali
12、an artist.8.Sir Humphry Davy(1778-1829),British,discovered the medicinal value of nitrous oxide(一氧化二氮) as an anesthetic(麻醉剂).9.Zhang Heng(78-139),Chinese,invented the first seismograph.10.Stephen Hawking(1942- ),a British scientist,has worked in astronomy and studied black holes in space.Step 21.Sca
13、nning Task 1Find a problemMake a questionThink of a methodCollect resultsAnalyse the resultsFind supporting evidenceDraw a conclusionTask 22.Intensive readingTask 11.The cholera was the deadly disease of its day.Neither its cause nor its cure was understood.2.Idea 1:Cholera multiplied in the air wit
14、hout reason.A cloud of dangerous gas would float around until it found its victims.Idea 2:People absorbed this disease with into their bodies their meals.3.He used a map of Broad Street.Because many of the deaths were near the water pump in Broad Street(especially numbers 16,37,38 and 40) and no dea
15、ths happened here(20 and 21 Broad Street and 8 and 9 Cambridge Street),so the water from the pump was to blame.4.The water was from the river which had been polluted by the dirty water from London.5.A woman and her daughter who lived far away but drank the water also died.Task 2The problem Nobody kn
16、ew the cause of the serious disease of choleraThe cause Idea 1:A cloud of dangerous gas found its victimsIdea 2:People absorbed the disease with their mealsThe method Collect information from the cholera outbreak to prove which theory was correctThe results He found the cause of cholera was the poll
17、uted waterIdea 1 or 2?Why? Idea 2.Because the information showed that the dirty water carried choleraThe conclusion He defeated cholera by examining the water supply and dealing with the polluted waterStep 3doctor,19th,cause,exposed,broke,marked,pump,source,examined,dealingStep 4Drink boiled water;w
18、ash hands often;keep away from flies;choose fresh seafood;keep the kitchen clean;cook raw food thoroughly;dispose rubbish properly and so on.Unit 1 Great scientistsPeriod 1 文本研读课学习目标1.To talk about science and contributions of scientists.2.To have a better understanding of the reading passage and le
19、arn to use some key words and expressions.3.To learn to organize a scientific research and appreciate great peoples characteristics and qualities.自主预习1.Match the scientist in the left column with his/her contributions in the right column.Alexander Bell electricity Thomas Edison the first telephoneWr
20、ight brothers the electric lampMadame Curieblack holes in the universeFranklin theory of gravitySteven Hawking the first planeElbert Einstein radiumIsaac Newton the theory of relativity2.Do you know how to prove a new idea in scientific research?Discuss in small groups the stages in setting out a ne
21、w scientific idea.What order would you put them in?Draw a conclusion Think of a method Collect results Make a question Find a problem Analyse the results Find supporting evidence 3.Do you know the features of infectious diseases?学习过程Step 1:Skimming1.Who was the great scientist in the passage and wha
22、t was the deadly disease of its day?2.What happened in 1854? 3.What can prove that cholera was severe? Step 2:Careful reading1.Read Paragraph 1 and then fill in the blanks.John Snow was an doctor in London who Queen Victoria as her personal .He thought about helping ordinary people to cholera.Though
23、 the cause and the of it were unknown,he wanted to face the and solve the problem. 2.Read Paragraphs 2 cholera.2.Another outbreak of cholera hit London.3.That more than 500 people died in ten days.Step 21.expert,attended,physician,exposed,cure,challenge2.(1)The first suggested that cholera multiplie
24、d in the air.The second suggested that people absorbed this disease into their bodies with their meals.(2)The second one.(3)Gathering information in two particular streets.3.(1)where/in which (2)It seemed that the water was to blame. (3)So that it could not be used.The disease slowed down.(4)Away fr
25、om Broad Street;water from the pump.The polluted water carried the virus. He 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.Step 31.A Scientific Report by John SnowThe problem Nobody knew the cause o
26、f the serious disease of choleraThe cause Idea 1:A cloud of dangerous gas found its victimsIdea 2:People absorbed the disease with mealsThe method Collect information from the cholera outbreak to prove which theory was correctThe results He found the cause of cholera was the polluted waterIdea 1 or 2?Why? Idea 2.Because the information showed that the dirty water carried choleraThe conclusion He defeated cholera by examining the water supply and dealing with the polluted water2.doctor ,cause,exposed,broke,marked,pump,source,examined,dealing