(4)Read Paragraph 6 & 7 and answer the following questions.

　　①Where did the woman live and what had she delivered to her house every day?

　　②What did their deaths suggest?

　　③What measures did John Snow take to prevent the disease from spreading?

　　Step 3:Summary

　　1.Read the whole passage again and finish the exercise.

A Scientific Report by John Snow The problem The cause Idea 1:

Idea 2: The method The results Idea 1 or 2?

Why? The conclusion 　　

　　2.Fill in the blanks.

　　John Snow was a well-known 　　　in London in the 19th century.He wanted to find the 　　　of cholera in order to help people 　　　to cholera.In 1854 when a cholera 　　　out,he began to gather 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 Cholera" was defeated.

　　课后作业

　　1.Read the text again.

　　2.Try to retell the text with only a few sentences.

参考答案