Unit 1 Science and Scientists Reading and Thinking 课件-2023-2024学年高中英语人教版（2019）选择性必修第二册

Reading & Thinking John Snow Defeats “King Choleara” 1 What disease can you think of when you look at these pictures? COVID-19 Besides coronavirus（冠状病毒）, what other kinds of epidemics（流行病）do you know? Bird-flu malaria plague Ebola Smallpox Cholera 1. Where can you find the passage? A.a science book B. novel C. a travel guide D. newspaper 2. At last, “King Cholera” was controlled by ___. A. using medicine in hospital B. driving patients out of the country C. dealing with the polluted water D. getting rid of all kinds of pollution 3.What’s the writer’s purpose in writing the passage? A. To tell readers how John defeated cholera and his influence on scientific research. B. To tell readers John’s contributions to scientific research. C. To tell readers the process of defeating cholera. D. To tell readers how severe the cholera is. Choose the best answer. A C A Read the title and picture and predict. John Snow Defeats “King Cholera” What does “King” imply in the title? The name of cholera The causes of cholera Cholera spread fast Cholera is powerful and hard to cure Who? How? What? The text is mainly about ____________ and ______ he defeated king cholera. how John Snow Paragraphs Key words to conclude main idea 1 2-3 4 5 What’s the structure of this passage? Background information Research process The truth Results and significance paragraph 1 Cholera used to be one of the most feared diseases in the world, until a British doctor, John Snow, showed how it could be overcome. This illness causes severe diarrhoea, dehydration, and even death. In the early 19th century, when an outbreak of cholera hit Europe,millions of people died from the disease. As a young doctor, John Snow became frustrated because no one knew how to prevent or treat cholera.In time, he rose to become a famous doctor, and even attended to Queen Victoria when she gave birth.However, he never lost his desire to destroy cholera once and for all. Background information John Sn