题目

JOHN SNOW DEFEATS"KING CHOLERA"
我要课文的英文简介
原文：
John Snow was a famous doctor in London-so expert,indeed,that he attended Queen Victoria as her personal physician.But he became inspired when he thought about helping ordinary people exposed to cholera.This was the deadly disease of its day.Neither its cause nor its cure was understood.So many thousands of terrified people died every time there was an outbreak.John Snow wanted to face the challenge and solve this problem.He knew that cholera would never be controlled until its cause was found.
He became interested in two theories that possibly explained
how cholera killed people.The first suggested that cholera multiplied in the air.A cloud of dangerous gas floated around until it found its victims.The second suggested that people absorbed this disease into their bodies with their meals.From the stomach the disease quickly attacked the body and soon the affected person died.
John Snow suspected that the second the

提问时间：2020-10-07

答案

John Snow was a well-know doctor in London.Cholera was the most deadly disease of its day.Neither its cause,nor its cure was undrstood.So many thousands of terrified people died every time there was a...