(
课件网) 1. Get information about how John Snow defeated cholera; 2. Figure out the stages for John Snow's scientific research; 3. Talk about the significance of John’s work and his qualities and scientific spirits. Learning Objectives In this class, you will be able to: Great secientists we have learnt before Tu Youyou Yuan Longping Einstein Lead-in ④ Besides coronavirus, what other kinds of epidemics （流行病）have you heard of bird-flu（禽流感） malaria（疟疾） plague（鼠疫） Ebola(埃博拉) ① ② ③ Who Helped Defeat Malaria Lead-in Watch the video and leran about the symptoms (症状) of Cholera and how it spraed. Lead-in dehydration (缺水) severe vomiting(呕吐) diarrhea(腹泻) It begins in the stomach and a severe case can lead to death without immediate treatment. What are the symptoms (症状) of Cholera？ Lead-in John Snow Defeats “King Cholera” The text is mainly about _____ and _____ he defeated king cholera. John Snow how Pre-reading Discuss the following stages of scientific research in groups. What order would you put them in Stages of Scientific Research _____ analyse the results _____ ask a question _____ draw a conclusion _____ collect data _____ find a problem _____ find supporting evidence _____ think of a method Pre-reading 分析实验结果 提出问题 得出结论 收集数据 发现问题 找到有力证据 想到办法 To raise new questions, new possibilities,to regard old problems from a new angle, repures creative imagination and marks real advance in science. --Albert Einstein ＆Leopold Infeld 提出新的问题，开启新的可能，以全新的视角审视旧有的难题，这需要创造性的想象力，也标志着科学的真正进步。 ———阿尔伯特·爱因斯坦 &利奥波德·英费尔德 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 diarhoea, dehydration, and even death. 直到英国医生约翰·斯诺证明了霍乱能够被战胜之前，它一直是世界上最可怕的疾病之一。 它可导致严重腹泻、脱水甚至死亡。 过去常常做... one + of + the +adj.最高级 + n.(pl) （+ 谓单） until 引导时间状语从句 how 引导宾语从句 overcome - overcame - overcome adj. 极为恶劣的;十分严重的; 严厉的 n. 腹泻 n. 脱水 同位语 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. 十九世纪初，崔乱暴发，肆虐欧洲，数百万人丧命。 由于当时无人知道如何预防或治疗霍乱，年轻的约翰 斯诺医生很沮丧。 …的爆发 19世纪早期 hit - hit -hit when 引导时间状语从句 死于... adj. 懊恼的; 沮丧的 because 引导原因状语从句 how + to do 作宾语 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. 后来，他成了一位名医，甚至照料分娩的维多利亚女王。 然而，他始终没有放弃彻底根除霍乱的愿望。 迟早；最终；及时 rise - rose - risen attend to sb. 照顾/照料某人 w ... ...
