20xx人教版高中英语必修五unit1greatscientists2内容摘要：
: John Snow found that the cause of cholera was that the source of the water was polluted. Stage 3 Whilereading Step7 Skimming Task5 Read and write down the main idea of each paragraph. : John Snow was sure enough that the polluted water carried the disease of cholera with an extra evidence. : John Snow suggested how to prevent cholera from happening again. Stage 3 Whilereading Step8 Match Task6 Read the passage again and match the 7 stages with each para. and find out releated information. stages para. What/How? 1. Find a problem 1 What causes cholera? 2. Make a question 2 Which theory is correct? 3. Think of a method 3 Collect information on those who were ill or died and where they got their water. results 4 He marked information on a map to find out where people died or did not die. stages para. What/How? 5. Analyse the results 5 He looked into the source of the water to see if that is the cause of cholera.。阅读剩余 0%
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