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

选修二 Unit 1 JOHN SNOW DEFEATS "KING CHOLERA" Para 1 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. 霍乱曾经是世界上最可怕的疾病之一，直到英国医生约翰·斯诺（John Snow）展示了如何克服它。 how引导的宾语从句 2. 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. 这种疾病会导致严重的腹泻、脱水，甚至死亡。19世纪初，当霍乱袭击欧洲时，数百万人死于这种疾病。 · die from 外部因素（车祸，地震…） die of 内部因素（疾病，饥饿，忧伤…） 3. As a young doctor, John Snow became frustrated because no one knew how to prevent or treat cholera. 作为一名年轻的医生，约翰·斯诺感到沮丧，因为没有人知道如何预防或治疗霍乱 because引导原因状语从句 how引导宾语从句 4. In time, he rose to become a famous doctor, and even attended to Queen Victoria when she gave birth. 随着时间的流逝，他 成为了 一名著名的医生，甚至在维多利亚女王分娩时照顾她。 5. However, he never lost his desire to destroy cholera once and for all. when引导时间状语从句 然而，他从未失去一劳永逸地消灭霍乱的愿望。 Para 2 1. In general, doctors in those days had two contradictory theories to explain how cholera spread. 总的来说，当时的医生有两种相互矛盾的理论来解释霍乱是如何传播的。 how引导宾语从句 2. One theory was that bad air caused the disease. The other was that cholera was caused by an infection from germs in food or water. 一种理论认为，糟糕的空气导致了这种疾病。另一种说法是霍乱是由食物或水中的细菌感染引起的。 3. Snow subscribed to the second theory. It was correct, but he still needed proof. 斯诺赞同第二种理论。这是正确的，但他仍然需要证据 4. Consequently, when an outbreak of cholera hit London in 1854, Snow began to investigate. 因此，当1854年霍乱爆发袭击伦敦时，斯诺开始进行调查。 5. 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. 他发现，在两条特定的街道上，霍乱爆发非常严重，十天内有500多人死亡。他决心找出原因 that 引导宾语从句 Para 3 1. Snow began by marking on a map the exact places where all those who died had lived. 斯诺首先在地图上标出了所有死者居住的确切地点。 where，who引导限制性定语从句 2. There were multiple deaths near the water pump in Broad Street (especially house numbers 16, 37, 38, and 40). 布罗德街的水泵附近有多人死亡（尤其是16号、37号、