Unit 1 Science and Scientists Reading and Thinking 课件-2024-2025学年高中英语人教版（2019）选择性必修第二册

nullnull XB2U1 Reading and Thinking 高中英语新人教版选择性必修二 SCIENCE AND SCIENTIST 2024/11/4 1 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 “To raise new questions, new possibilities, to regard old problems from a new angle, requires creative imagination and marks real advance in science. - Albert Einstein” “提出新的问题，发现新的问题， 从新的角度审视已存在的问题， 这些需要创造性的想象力， 并标志着科学的真正进步。 - 阿尔伯特·爱因斯坦” What disease can you think of when you look at these pictures? COVID-19 Bird-flu malaria plague Ebola Smallpox Cholera What other kinds of epidemics（流行病）do you know? Pre-Reading PART 1 2024/11/4 5 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 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 Read the title and predict. John Snow (15 March 1813 – 16 June 1858) was a British physician and a leader in the adoption of anaesthesia and medical hygiene. 约翰·斯诺(1813年3月15日- 1858年6月16日)，英国内科医生，麻醉和医疗卫生的领导者。 An introduction to John Snow 2.Discuss the following stages(阶段) of scientific research in groups and put them in the correct order. Stages of Scientific Research 1. find a problem 2. 4. 3. 5. 6. 7. draw a conclusion collect data ask a question find supporting evidence analyze the results think of a method How did Snow defeat cholera? 8 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 Fast Reading PART 2 2024/11/4 9 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 Para.1______　 Para.2______　 Para.3______　 Para.4______　 Para.5______　 Snow collected information and offered solutions. Snow desired to defeat cholera. Snow was determined to investigate. John Snow is considered the father of modern epidemiology. Snow found the truth of cholera. B C A E D Match the main idea with each paragraph. Intensive Reading PART 3 2024/11/4 11 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 While-reading Read for the imformation. Para 1 Who & What ? John Snow Cholera a ______________________ doctor became _________ never ________________________ _________ once and for all British, young and famous _____________ Queen Victoria attended to frustrated lost his desire to destroy cholera one of __________________deseases causes severe _____________ _________________________ millions of people __________ the disease in the early 19th century the most feared diarrhoea, dehydration and even death died from Background for Para 2 Two contradictory theories Theory one: caused by ________ Theory two: caused by _______ Symptoms Symptoms cough sneeze runny nose流鼻涕 lung diarrhoea dehydration ✔ bad air germs Snow subscribed to the second theory. Read for details (Para.2) Find a problem What did John Snow investigate when another outbreak hit London in 1854? He discovered that in two particular streets the cholera outbreak was so severe that more than 500 people died in ten days. He was determined to find out why. Read for details (Para.2) Ask a question A map of Broad Street-”Cholera Map” What method did Snow use? A map of Broad Street-”Cholera Map” Which houses had more than 4 deaths in Broad Street? Which houses had no death in Broad Street? Multiple deaths happened here. No death happened here. He suspected that the water from the pump was to blame. Read for details (Para.3) Think of a method Collect data Anayse the results Pump water carried the cholera germs. Two deaths Place Person Event In another part of London A woman and her daughter Died of cholera because of drinking the water delivered from the pump Remove the handle of the pump The disease was stopped. Read for details (Para.3) Was cholera defeated completely? Read for details (Para.4---5) How to prevent the cholera? To prevent cholera from spreading, we'd better drink pure or boiled water and eat clean food. Post-reading PART 4 2024/11/4 20 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 A: It was believed that cholera was caused by bad ____ or germs in _______________. B:Snow___________________the places where the people who _____ had lived C: Many deaths occurred near the ___________ in Broad Street. Some people __________ drunk the water from the pump, and lived. A woman and her daughter died in another part of London after ___________ _____________. D: The pump water carried ____________. conclusion evidence E: The _______ of the pump was removed. process solution handle theories air food or water marked on the died water pump hadn’t drinking water cholera germs Read the passage again and complete the chart below.(教材P3习题) conclusion evidence process solution theories map from the pump The question mark is the key to any science. 问号是开启任何一门科学的钥匙。 Lavf57.62.100 Lavf58.20.100 Codec by Bilibili XCode Worker v4.8.54(fixed_gap:False) $$