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1、1. The works of scientists make life much easier and more comfortable. They make great contribution to social development.2. What qualities do you think they have in common? Modest，imaginative ，devoted，wise，hard-working，determined，careful，creative。3. What infectious diseases do you know about? SARS，
2、Bird Flu。4. Things to do to prevent infectious diseases: Wash your hands often, especially during cold and flu season. Be aware of what you eat, and be careful how you prepare it. Use antibiotics exactly as prescribed. Be cautious around all wild and domestic animals that are not familiar to you. Av
3、oid areas of insect infestation. 5. What do you know about cholera? Cholera can be mild(不严重的) or even without symptoms(症状), but a severe case can lead to death without immediate treatment.6.Whats the main idea of the passage? How John Snow collected, analyzed data and found the cause of the disease
4、and solved it .7. describe each paragraph. 第一段、The cause of cholera 第二段、two theories 第三段、To prove the second theory was correct. 第四段、Some information was gathered on how many people died and where they got water. 第五段、Analyse the water to see if that is the cause of the illness. 第六段、With extra eviden
5、ce , it was announced definitely that polluted water carried cholera.第七段、Polluted water spread cholera. “King Cholera” was defeated。八. Question、1. What do you know about Dr. John Snows being well-known in London? He attended Queen Victoria to ease the birth of her babies.2. From what disease did Lon
6、doners suffer in his age？ They exposed themselves to cholera.3. Did people know how to cure the disease?4. When did Dr. Snow think the disease would be controlled? He knew he would never be controlled until its cause was found.5. What was the second theory explaining how the disease killed people? P
7、eople absorbed this disease into their bodies with their meals.6. How serious was the disease outbreak in London? The cholera outbreak was so severe that more than 500 people had died in 10 days.7. Did the map which Dr. Snow draw help find the cause of the disease? The map gave a valuable clue about
8、 the cause of the disease.8. Where were many of the deaths in Broad Street? Many of the deaths were near the water pump in Broad Street.9. Why did some houses have no deaths? These families worked in the pub at 7 Cambridge Street. They were given free beer and so had not drunk the water from the Bro
9、ad street pump.10. What did Dr. Snow think was responsible for the disease? It seemed the water was to blame.11. What did Dr. Snow advised the people in Broad Street do? He told the people to remove the handle from the water pump so it could not be used.。12. What else did Dr. Snow find in another pa
10、rt of London that were linked to the Broad Street outbreak? In addition, he found 2 other deaths.13. What conclusion did Dr. Snow tell the public? He announced that polluted water carried the disease.14. What did Dr. Snow tell the water companies?They were instructed not to expose people to polluted
11、 water anymore.课后习题1. John Snow believed Idea 2 was right. How did he finally prove it? John Snow finally proved his idea because he found an outbreak that was clearly related to cholera, collected information and was able to tie cases outside the area to the polluted water.2. Do you think John Snow
12、 would have solved this problem without the map? No. The map helped John Snow organize his ideas. He was able to identify those households that had had many deaths and check their water-drinking habits. He identified those houses that had had no deaths and surveyed their drinking habits. The evidenc
13、e clearly pointed to the polluted water being the cause.3. Cholera is a 19th century disease. What disease do you think is similar to cholera today? Two diseases, which are similar today, are SARS and AIDS because they are both serious, have an unknown cause and need public health care to solve them.
必修5英语第一单元reading部分的问题及理解1
