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1、Unit 1Great scientists教材背景链接教材背景链接名言佳句名言佳句名言佳句名言佳句Everything reasons logically and must get from the observation and experiment. Galileo，Italy physicist一切推理都必一切推理都必须从从观察与察与实验得来。得来。意大利物理学家伽利略意大利物理学家伽利略Sometimes one pays most for the things one gets for nothing. Albert Einstein，American scientist有有时候一
2、个人候一个人为不花不花钱得到的得到的东西付出的代价最高。西付出的代价最高。美国科学家美国科学家爱因斯坦因斯坦AGenius only means hardworking all ones life.Mendeleyer，Russian Chemist天才只意味着天才只意味着终身不懈的努力。身不懈的努力。俄国化学家俄国化学家门捷列耶夫捷列耶夫John SnowJohn Snow was born on March 15,1813，in the city of York，England.As a boy he proved to be a bright student，so his mother
3、sent him to a private school，where he excelled.类文欣赏类文欣赏类文欣赏类文欣赏Snow planned to become a physician，and at fourteen，he was apprenticed(使使 某某 人人 当当 学学 徒徒 )to Dr.William Hardcastle in Newcastle-upon-Tyne.Snow had an analytical mind that paid attention to details that others often ignored.During his earl
4、y years as an apprentice，he filled notebooks with his thoughts and observations on scientific subjects.During the London cholera epidemic(流流行行霍霍乱乱)of 18311832，he became a student at the School of Medicine in Great Windmill Street， London.After two years of schooling，he was accepted as a member of th
5、e Royal College of Surgeons of England.Snow was a believer in the germ theory of cholera.In 1849 Snow wrote a book“On the Mode of Communication of Cholera， ”in which he suggested that the“cholera poison”was spread(传播播)through the pollution of food or water.This theory should be against the more comm
6、only accepted idea that cholera，like all diseases，multiplied in the air，and a cloud of dangerous gas floated around until it found its victims.On April 7,1853，he used chloroform(三三氯甲甲烷，旧旧时医医用用麻麻醉醉剂)to Queen Victoria at the birth of her eighth child，Prince Leopold.And it wasnt until 1854，when cholera
7、 struck England once again，that Snows argument that cholera was spread through polluted food or water was recognized.For his efforts to determine how cholera was spread and for the statistical mapping methods he used，John Snow is widely considered to be the father of modern epidemiology.Read the pas
8、sage and tell the following statements true(T)or false(F)1As a boy，John Snow filled notebooks with his thoughts and observations on scientific subjects.()2John Snow believed that the“cholera poison”was spread through the pollution of food or water.()3Snows argument that cholera was spread through polluted food or water was recognized when it was put forward.()Keys：1.F2.T3.F同学们来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全
