1.She really made me angry, but I managed to c_______ myself and not say anything. 2.I’d like to c________ by thanking everyone who has worked so hard to make this meeting possible. 3.In some Muslim countries women are not allowed to e_______ their faces in public. 4.Under Stewart’s i_________, I slowly mastered the art of glass blowing. control conclude expose instruction 6. The present generation has largely r_______ the belief of its parents. 7. Judy was a_______ in her book, forgetting to cook the meal. 9. Last year, the volunteers c__________ huge amounts of their own time to the project. 11. The government has a_________ plans to create 1000 new jobs. rejected absorbed contributed announced

Unit 1 Great Scientists Do you know any great scientists at home and abroad?

Can you find out the answers to the following puzzles? Presentation:

Who is he? He has made a famous kite experiment. He learned a lot from it and invented lightning rod( 避雷针 ). He is … Benjamin Franklin Never leave that until tomorrow, which you can do today. 今日事, 今日毕.

Who is he? He is called the greatest scientist in the 20 th century. He is famous for the Theory of Relativity. He is …Albert Einstein Imagination is more important than knowledge imaginative

Who invented the way of giving electricity to everybody in large cities? Thomas Edison ( ) an American inventor Genius is one percent inspiration and ninety- nine percent perspiration.

The Inventions of Thomas Edison Phonograph ( 留声机 ) Lightbulb( 电灯泡 ) Motion Pictures( 电影 )

A British physician considered to be one of the fathers of epidemiology because of his work in tracing the source of a cholera outbreak. John Snow (1813—1858)

The right stages about research into a disease. 1.Find a problem:( 发现问题 ) 2.Make a question:( 形成研究主题 ) 3.Think of a method:( 找出研究方法 ) 4.Collect results:( 收集材料 ) 5.Analyse results:( 分析材料 ) 6.Find supporting evidence:( 找到有利证据 ) 7.Draw a conclusion:( 得出结论 )

John Snow Defeats “King Cholera” Cholera was deadly disease of its day. Neither its cause nor its cure was understood. So many thousands of terrified people died every time there was an outbreak.

main idea of each part Para 1: Para 2-3: Para 4-6: Para 7: Introduction of John Snow and cholera Two theories Study of the outbreak in 1854 Prevention of cholera (John Snow defeated “King Cholera”) The purpose of the text is to tell us how John Snow found the cause of cholera and cure for it.

StepsWhat/How? 1.Find a problem 2.Make a question 3.Think of a method 4.collect results John Snow Defeats “King Cholera” What causes cholera? Which theory is correct? Gather information on those who were ill or died and where they got their water Mark on a map to find out where people died or did not die 2 theories 2 theories How

6. Find supporting evidence 7.Make a conclusion 5.Analyse results Look into the water to see if that is the cause of the illness Find other evidence to make sure of the conclusion The source of all drinking water should be examined. The water carried the virus Suggest measures to prevent the outbreak of cholera

Read the passage again and fill in the blanks: John Snow was a well-known ____ in London in the ___ century. He wanted 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 concluded that the polluted water carried cholera. He suggested that the _____ of all water supply be _______ and new methods of ________ with polluted water be found. Finally, “King Cholera” was defeated. doctor 19th cause defeat broke marked pump source examineddealing

What happened in 1854? How many people died in 10 days? Scanning: A cholera outbreak hit London. 500 These families had not drunk the water from the Broad Street pump. Why was there no death at No. 20 and 21 Broad Street as well as at No. 8 and 9 Cambridge Street?

Retell the passage according to below: John Snow … a doctor …in London. …a deadly disease…every time… He wanted to find …in order to …. In 1854…, … gather information. He marked on a map … and found that…. So it seemed that …. He looked into … …supporting evidence…announce with certainty…Finally, “King Cholera” was defeated.

John Snow Defeats “King Cholera” The passage is written as a report of an experiment and there are 7 steps: 1.Find a problem:( 发现问题 ) 2.Make a question:( 形成研究主题 ) 3.Think of a method:( 找出研究方法 ) 4.Collect results:( 收集材料 ) 5.Analyse results:( 分析材料 ) 6.Find supporting evidence:( 找到有利证据 ) 7.Draw a conclusion:( 得出结论 )

John Snow Defeats “King 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 difficult to defeat.

The right stages about research into a disease Find a problem Make a question Think of a method Collect results Analyse the results Draw a conclusion Find supporting evidence

International aid groups are trying to stop the spread of cholera in Haiti's capital Port-au-Prince, where many earthquake survivors live in makeshift camps and dirty slums. Cholera strikes so fast that it is sometimes called the lightning disease. Cholera can kill people in a matter of hours. Waterborne cholera bacteria spread easily in unsanitary conditions where supplies are shared for cooking and washing. After the initial outbreak is under control, health officials will have to do some long-term planning. One of the ways to keep cholera from spreading is to upgrade the sanitation system in Haiti.