Unit 1 Language Points 课件-2023-2024学年高中英语人教版（2019）选择性必修第二册

Unit 1 Reading and thinking Language points JOHN SNOW DEFEATS “KING CHOLERA“ 约输·斯诺战胜“霍乱王” P1Cholera 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 diarrhoea, dehydration, and even death. 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. used to be 过去常常是 be severe on/with 对……严厉be severe with oneself 严于律己 an outbreak of ...的爆发 outbreak n. 爆发 break out v.爆发 frustrate v. frustration n. frustrated adj. frustrating adj. in frustration 懊恼地,沮丧地 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. lose one’s desire to do sth.放弃做某事的愿望 in time 及时,最终,迟早,经过一段时间之后 rise(rose/risen熟词生义)变得更加成功(或重要、强大等) attend to 照顾,护理 once and for all 最终地,彻底地 Now it’s time to solve the problem once and for all. P2 In general, doctors in those days had two contradictory theories to explain how cholera spread. 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. in general 通常,大体上,总的来说…… infected adj.受感染的,受污染的 infectious adj.传染性的,感染的 infect sb. with…把……传染给某人 be infected with…感染了…… contradict v.反驳,相矛盾contradiction n.不一致,矛盾 in contradiction to… 与…….相反 Snow subscribed to the second theory. It was correct, but he still needed proof. Consequently, when an outbreak of cholera hit London in 1854, Snow began to investigate. 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. subscribe to 同意,赞同(后常跟view, belief, theory…) 订阅,定期捐助 subscriber n. 订阅人;定期捐款者 P3 Snow began by marking on a map the exact places where all those who died had lived. There were multi