答案：1．deadly 2.cure 3.absorbed 4.neighbourhoods 5．severe/serious 6.blame 7.polluted 8．Measures/Steps 9.source 10.instructed ?Task 3
根据课文“John Snow Defeats ‘King Cholera’”，在下文空格中填入适当的词语，使文章意思连贯完整。
John Snow was 1.________well-known physician in London in the 19th century and wanted to help ordinary people 2.________(expose)to cholera which was the deadly disease of its day.It was believed 3.________cholera was commonly caused by the bacteria in the air or people absorbed this disease into their bodies with their meals.4.________(suspect)that the second theory was correct, he made further investigations and discovered that it was the water that was 5.________(blame)．Next, John Snow looked into the source of the water for these two streets 6.________all the dead people had lived. Fortunately when he found that it came from the river polluted by the dirty water from London, he told the 7.________(astonish) people in Broad Street immediately to remove the handle from the pump so that 8.________could not be used. In another part of London, supporting evidence from two other deaths that were linked 9.________the Broad Street outbreak was found by
him，too.
With this extra evidence, John Snow was able to announce 10.________certainty that polluted water carried the virus. Finally “King Cholera” was defeated.
答案：1．a 2.exposed 3.that 4.Suspecting 5.to blame 6．where 7.astonished
8.it 9.to 10.with
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