Unit 1 Reading and thinking 课件2022-2023学年高中英语人教版选择性必修第二册

Reading and Thinking Translation Unit 1 Science and Scientists Lead-in Learning aims: 1)Learn translation skills. 2)Enable to analyse the complex sentences. Study & think indenpendently(3') 1) To translate the para1-2 in P2; 2) To finish the Task1; 3) To find the knowledge points; 4) To find the key and difficult points; 5) To find the points that you don't understand. 1.used to do sth 过去常常做某事 2.overcome 战胜;克服 3.in time 及时地;按时 4.attend to 照料;护理 5.desire to 做......的愿望 6.once and for all 最终地;彻底地 7.contradictory adj. 相互矛盾的;对立的;不一致的 8.infect v. 使感染;传染 infection n. 感染;传染 9.subscribe to 同意;赞同 10. consequently 因此;结果;所以 11. investigate v. 调查;研究 12. be determined to do sth 坚决;下定决心做...... Task 1 Self-learning guidance (6') 1) Translate in groups; 2) Mark difficult points and complex sentences; 3) Solve in groups. 4) To summarize the main idea. Request: Mark the sentences that you can’t understand with red pen. 精讲点拨： 1.In the early 19th century，when an outbreak of cholera hit Europe，millions of people died from the disease. 解析：该句为复合句。In the early 19th century,millions of people died from the disease. 是主句；when引导定语从句，修饰先行词the early 19th century。 翻译：在19世纪早期霍乱爆发时，数百万人死于这场疾病。 2.One theory was that bad air caused the disease.Another was that cholera was caused by an infection from germs in food or water. 解析: 两句均为复合句。两个that都引导表语从句。 翻译: 一个理论说坏的气体引发疾病，另一理论则说霍乱是通过食物或水中的细菌感染引起的。 Main idea: Para 1: Para 2: Snow desires to defeat cholera. Snow is determined to investigate. 约翰.斯诺战胜“霍乱王” 在英国医生约翰:斯诺向人们展示如何战胜霍乱之前，霍乱曾是世界上最令人怒惧的疾病之一。它可导致严重腹泻、脱水甚至死亡。十九世纪初，霍乱暴发，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.斯诺医生很泪丧。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。 关于霍乱的蔓延方式，当时医生大体上有两种截然不同的看法。一种看法是空气污染引发， 另一种看法是食物或饮用水中的细菌感染导致霍乱。斯诺赞同第二种看法。这一看法是正确的，但他仍需要证据。因此，1854年伦敦暴发霍乱时，斯诺便开始调查。他发现霍乱疫情在两条街道上尤为严重，十天内就有500多人死亡。他决心查明原因。 Summary: To read the para1-2 fluently and aloud. Thank You!