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

Science and scientists 1 Tu Youyou Yuan Longping John Snow malaria shortage of food cholera 导入环节，... text has been truncated due to evaluation version limitation. 2 John Snow Defeats “King Cholera” According to the titile John Snow Defeats “King Cholera” Can you guess what will be talked about in the text？ some information about John Snow, the damage caused by cholera, the cause of it,the process of defeating the cholera, the difficulties, the achievement 要求学生观... text has been truncated due to evaluation version limitation. Analyse this text 要求学生观... text has been truncated due to evaluation version limitation. Cholera used to be one of the most feared _______(disease) in the world, until a British doctor, John Snow, showed how it could ___________(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 _______the disease. 知识点： 1. one of the +adj最高级+n复数 2. overcome--overcame--overcome 3. die v. 死亡--death n.死亡---dead adj.去世的/dying adj.垂死的----deadly adj.致命的 4.cause sb to do sth 致使某人做某事 diseases be overcome from As a young doctor, John Snow became________(frustrate) because no one knew how ________(prevent) or treat cholera. In time, he _____(rise) to become a famous doctor, and even attended _____Queen Victoria when she gave birth. However, he never lost his desire___________( destroy) cholera once and for all. 1. be frustrated at: 对...感到沮丧 2. frustrating news 令人沮丧的消息 3. frustration education 挫折教育 4. rise--rose--risen 5. attend to sb 照顾/照料某人 6. in time 及时，逐渐地，最终 frustrated rose to to destroy to prevent _____general, doctors in those days had two ____________(contradict) theories to explain how cholera spread. One theory was that bad air ________(cause) the disease. Another was that cholera _________(cause) by an ________(infect)from germs in food or water. Snow subscribed _______the second theory. 1. in ge