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

UNIT 1 SCIENCE AND SCIENTISTS Reading and Thinking Understand the questioning mind Teaching objectives： 行业PPT模板http:///hangye/ To know about John Snow and cholera. To summarize the main idea. To find out the stages of scientific research in this passage 01 Pre-reading take temperature run nucleic acid tests（核酸检测） get vaccinated （接种疫苗） Are you familiar with these situations? We have took measures to fight against coronavirsus! Besides coronavirus, what other kinds of epidemics （流行病）have you heard of? In the early 19th century, an infectious disease hit Europe. Discuss the stages of scientific research in groups. Draw a conclusion Think of a method Collect results Analyse the results Ask a question Find a problem Find supporting evidence Can you put them in order and translate them into Chinese ? Page2 activity1 Seven stages find a problem 发现问题 ask a question 提出问题 think of a method 思考方法 collect data 收集数据 analyze the results 分析结果 find supporting evidence 收集证据 draw a conclusion 得出结论 Read the title and predict. John Snow Defeats “King Cholera” Who ? How ? What ? 02 Fast-reading 1．What’s the main idea of the passage? A．How John Snow found the cause of cholera and defeated it. B．The cause of cholera was polluted water. C．The source of all drinking water should be examined. D．John Snow was a well-known doctor in London. √ Fast-reading for main ideas Para1 Para 2 Para 4 Para 5 John Snow desired to destroy cholera. John Snow decided to prove the second theory. Snow began his study by marking on the map and the process. Truth of the infection of cholera Snow's contributions Para 3 Read the passage quickly and get the main idea of each paragraph. Para1 Para 2 Para 4 Para 5 Para 3 Fast-reading for main ideas 03 Careful-reading John Snow Who? A doctor who even attend to ____________________ when she gave birth. What? He had a desire to ___________