题目内容：

根据课文内容，在每个空格填上合适的单词，完成短文。

John Snow was a well-known physician in London in the 19th century. So famous 1.(be)he that he even attended Queen Victoria to ease the birth of her 2.(baby).  However，he decided to defeat cholera，a 3.(dead) disease at that time 4.he saw thousands of people exposed 5. it died every time there was an outbreak.

In 1854 when cholera broke out，he began to gather information and marked on a map where all 6. dead people had lived. He found many people 7.had drunk the dirty water from the pump died. So he decided that the 8.(pollute) water carried cholera.

He found a woman and her daughter who had the water delivered from the pump every day died of cholera after 9.( drink) the water. With this extra evidence John Snow announced that the polluted water was to blame. He suggested the source of all water supplies should10.(examine) and new methods of dealing with water be found. Finally，“King Cholera” was defeated.