Unit 1 Period 1 Reading and Thinking（新情境课件）英语人教版2019选择性必修第二册

Unit 1 Science and Scientists Reading and Thinking John Snow Defeats “King Cholera” By the end of this period, you will be able to: ​find out the stages of scientific research in this passage; ​ learn about John Snow’s research process and analyze John Snow’s characters； ​express your idea on the given topic through creative thinking; ​analyze the structure of Problem-Solution pattern. Learning objectives 1 CONTENTS 2 3 4 6 While-reading Summary Post-reading Lead in Pre-reading 5 Language Points 7 Assessment 8 Homework 3 Lead in Pre-reading While-reading Post-reading What disease can you think of when you look at these pictures? COVID-19 Summary ④ Besides coronavirus, what other kinds of epidemics （流行病）do you konw? bird-flu（禽流感） malaria [məˈleriə]（疟疾） plague[pleɪɡ] （鼠疫） Ebola [ɪˈbəʊlə] (埃博拉) ① ② ③ Who Helped Defeat Malaria? Lead in Pre-reading Post-reading While-reading Summary Lead in Pre-reading While-reading Post-reading Watch the video & answer 3 questions ① What’s wrong with the boy’s father? ② How is the disease spread? ③ What are the symptoms (症状) of Cholera？ Summary Lead in Pre-reading While-reading Post-reading Summary Lead in Pre-reading While-reading Post-reading How is the disease spread? polluted water flies unwashed hands Summary Lead in Pre-reading While-reading Post-reading What are the symptoms (症状)of Cholera？ diarrhea severe vomiting dehydration Summary Lead in Pre-reading While-reading Post-reading How should the boy and the nurse help his father & the villagers? Summary Pre-reading Lead in Post-reading While-reading Activity1: According to the title and pictures, predict what the text is going to tell us . John Snow Defeats King Cholera Who？ How ? What ? The text is mainly about and he defeated king cholera John Snow how Summary While-reading Lead in Pre-reading Post-reading Activity1: Read the whole text quickly and match the main ideas. Para. 1 Para. 4 Para. 5 Para. 3 Para. 2 John Snow desired to destroy cholera. John Snow decided to prove the second theory. Snow began his study by marking on the map. Truth of the infection of cholera. Snow's contributions. proplem theories process conclusion solution Summary Lead in Post-reading While-reading Pre-reading Activity3: Read for details Who was John Snow? John Snow a _______ doctor, ________________ British young and famous what? who? __________ Queen Victoria attended to never __________________________ lost his desire to destroy cholera Para.1 Summary Lead in Post-reading While-reading Pre-reading Activity3: Read for details Cholera what? when/where? result? one of the most feared diseases In the early 19th century/ Europe Millions of people died. What is King Cholera? Para.1 Summary Lead in Post-reading While-reading Pre-reading How did John Snow defeat King Cholera? Activity4: Discuss the following stage of scientific research in groups and put them into correct order. analyze the results ask a question collect data draw a conclusion find a problem find supporting evidence think of a method 1 2 3 4 5 6 7 Summary Lead in Post-reading While-reading Pre-reading Activity4: Read for details----Find the details about the seven stages. Para. 2 Stage 1: find a problem Theory 1: caused by ________ bad air Theory 2: caused by ________ an infection from germs What were the 2 contradictory theories? Which theory did he subscribe to? Summary Lead in Post-reading While-reading Pre-reading Activity4: Read for details----Find the details about the seven stages. Stage 2-3: ask a question & think of a method Para. 2 Why did so many people die in these 2 streets? Summary Lead in Post-reading While-reading Pre-reading Activity4: Based on Para.3, marked all the numbers mentioned on the map. What does the stand for? multiple death What does the stand for? no death Summary Lead in Post-reading While-reading Pre-reading Activity4: Based on Para.3, analyze the results What conclusion could John Snow draw? The water pump was to blame. Lead in Post-reading While-reading Pre-reading Activity4: Find supporting evidence & Draw a conclusion Place Person Event In another part of London A woman and her daughter Died of cholera because of drinking the water delivered from the pump Remove the handle of the pump The disease was stopped. Pump water carried the cholera germs. Summary A: It was believed that cholera was caused by bad ____ or germs in _______________. B:Snow___________________the places where the people who _____ had lived C: Many deaths occurred near the ___________ in Broad Street. Some people __________ drunk the water from the pump, and lived. A woman and her daughter died in another part of London after ___________ _____________. D: The pump water carried ____________. E: The _______ of the pump was removed. handle air food or water marked on the died water pump hadn’t drinking water cholera germs map from the pump Lead in Post-reading While-reading Pre-reading Activity4: Read from Para.2-3 again and complete the chart below. Summary 21 Lead in Post-reading While-reading Pre-reading Activity4: Read Para.4 and answer. What caused the outbreak of cholera in London in 1854? A. Bad air B. Water infected by raw waster C. Polluted D. Water polluted by air Summary Lead in Post-reading While-reading Pre-reading Activity4: Read Para.5 and answer. What contributions did John Snow make? Summary Lead in Pre-reading diligent hard-working ambitious serious/strict innovative passionate While-reading Post-reading Q1:What qualities do you think the Jhon has? Summary Lead in While-reading Post-reading Pre-reading Q2:Can you give the boy some advice on saving his father? Drink boiled water Wash hands often heat the food left over night Cook raw food thoroughly Deal with rubbish timely and properly Summary collect data find a problem ask a question Evidence Analisys Jhon Snow Defeats “King Cholera” proplem/ background theories process evidence solution Post-reading Lead in Pre-reading While-reading Summary draw a conclusion 26 Language points 1.As a young doctor, John Snow became frustrated because no one knew how to prevent or treat cholera. 由于当时没人知道如何预防或治疗霍乱，年轻的约翰·斯诺医生感到很沮丧。 (1)be frustrated with/at 对……感到沮丧/懊恼/失望 (2)frustrate vt. 使沮丧；使懊恼 frustrating adj. 令人沮丧的 frustration n. 沮丧；懊恼；失望 【活学活用】 ◆单句填空 ①After letting go of his anger and ___________ (frustrate), he found himself on a road to sympathy instead. frustration ② After several ___________ (frustrate) hours of unsuccessful attempts to fix it, my husband suggested watching the Michael Jordan documentary series The Last Dance. frustrating ③__________ (frustrate) with the constant noise from the nearby construction site, the residents complained to the local council. Frustrated 语言知识梳理 28 ◆完成句子 ④I'm sorry to hear about your worries and I understand _______________________. (应用文写作之建议信) 很遗憾得知你的担忧，我理解你有多沮丧。 how frustrated you are ⑤_______________________, she sat in the corner, tears streaming down her face.(读后续写之心理与表情描写) 既沮丧又绝望，她坐在角落里，泪水从脸上滑落。 Frustrated and hopeless 语言知识梳理 29 2.The other was that cholera was caused by an infection from germs in food or water. 另一种看法是霍乱是由食物或水中的细菌感染引起的。 (1)infect vt. 使感染;传染 infect sb with… 使某人感染……;使某人充满……(的感情) get/be/become infected with 感染上……,传染上…… (2)infected adj. 被感染的;受细菌污染的;感染病菌的 infectious adj. 传染性的；有感染力的 【活学活用】 ◆单句填空 ①The importance of washing one's hands before a meal is that it prevents _________ (infect). ②The old man's sad story infected the listeners _____ sorrow, and many people couldn't help but shed tears. ③The doctor is treating an _________ (infect) patient with great care to prevent the spread of the disease. ④Her __________ (infect) enthusiasm for life inspired everyone around her to pursue their dreams fearlessly. infection with infected infectious 语言知识梳理 31 3.Snow subscribed to the second theory. 斯诺赞同第二种看法。 (1)subscribe to 同意,赞成;订阅,订购;定期捐款 (2)subscription n. (报刊等的)订阅费;订阅,订购;捐款 subscriber n. 订阅人,订购者;定期捐款者,定期捐助者 【活学活用】 ◆一词多义 ①The company advises us to subscribe 50 yuan to the relief fund.______ ②She decided to subscribe to the new streaming service for access to her favourite TV shows.__________ ③He subscribed to the idea that hard work leads to success. __________ 捐款 订阅;订购 同意;认同 语言知识梳理 33 4.Snow suspected that the water pump was to blame. 斯诺怀疑水泵就是罪魁祸首。 (1)suspect sb of (doing) sth 怀疑某人(做)某事 suspect sb to be… 怀疑某人是…… (2)suspicious adj. 感觉可疑的,怀疑的;可疑的 (3)suspected adj. 有嫌疑的,疑似……的 (4)suspicion n. 怀疑；嫌疑 【活学活用】 ◆单句填空 ①The police suspect him ___ theft as some valuable items went missing after he visited the house. of ②The building, in which the police found several __________ (suspect) packages, was blocked off immediately to ensure public safety. suspicious 语言知识梳理 35 ◆完成句子/一句多译 She gave me a long look, ____________________________ about my claim that a gust of wind had blown everything out of place.(读后续写之心理描写) 她久久地注视着我，眼中满是怀疑，她对我所说的一阵狂风把所有 东西都吹得乱七八糟的说法表示怀疑。 her eyes filled with suspicion 语言知识梳理 36 5.Snow suspected that the water pump was to blame. 斯诺怀疑水泵就是罪魁祸首。 (1)blame sb for (doing) sth 因(做了)某事而责备某人 blame sth on sb 把某事归咎于某人 be to blame (for…) (因……)应受责备,(为……)应承担责任 (2)bear/take/accept/shoulder the blame (for sth) (对某事)承担责任 【活学活用】 ◆单句填空 ①The police blamed the traffic accident ____ Jack's careless driving. ②________ (blame) for the breakdown of the school computer network, Alice was in low spirits. on Blamed ③Some people blame the smartphone ____ the incident, yet in fact people's weakening self-control and self-discipline are __________ (blame). for to blame 语言知识梳理 38 ◆完成句子 The truth was that the polluted water rather than food and vegetables _________________ the outbreak of the disease. 事实上,是受污染的水而不是食物和蔬菜应为这种疾病的爆发负责任。 was to blame for 语言知识梳理 39 6.Through Snow's tireless efforts, water companies began to sell clean water, and the threat of cholera around the world saw a substantial decrease. 通过斯诺的不懈努力,供水公司开始出 售洁净水,世界各地霍乱的威胁大幅降低。 (1)a sharp/marked decrease in… 在……方面急剧/明显减少 on the decrease 在减少 (2)decrease to… 下降到……;减少到…… decrease by… 下降了……;减少了…… (3)increase v. & n. 增加 on the increase 在增加 ［温馨提示］ 在动词decrease/drop/fall/reduce“下降,减少”和 increase/rise“增加,上升”之后,接介词by/to表示增减度。 【活学活用】 ◆单句填空 ①The population growth rate decreased ____ 1.4% last year, according to the report. ②The water level in the river decreased ____ its lowest point in ten years. by to 语言知识梳理 41 7.Moreover, in his use of maps and statistics, Snow transformed the way scientists study diseases. 此外,通过使用地图和数据,斯诺改变了科学家研究疾病的方式。 (1)transform…into… 把……转变成…… (2)transformation n. 转变;转换;改革;变形 【活学活用】 ◆单句填空 ①The Chinese coach transformed Douglas _____ one of the best gymnasts in the world, helping her skyrocket from an average member of the national team to the top of the sport. into ②The health security systems of many countries are undergoing considerable ______________ (transform). transformation 语言知识梳理 43 ③Over the past few years, many solar farm developers _________________ (transform) the space under their solar panels into a shelter for various kinds of pollinators, resulting in soil improvement and carbon reduction. have transformed 语言知识梳理 44 8.Fortunately, we now know how to prevent cholera, thanks to the work of John Snow. 幸运的是,由于约翰·斯诺的努力,我们现在知道如何预防霍乱了。 due to 由于,因为 owing to 由于,因为 because of 由于,因为 on account of 由于 as a result of 作为……的结果,因为 as a consequence of/in consequence of 由于,因为 【活学活用】 ◆单句填空 ①Thanks ____ them, a family was saved from the fire. Grant and the policeman were honoured for their courage. to ②I've been moving from one city to the next because ___ my dad's job. ③_______ (owe) to the rapid development of technology, online shopping has become an essential part of our daily lives. of Owing 语言知识梳理 46 重点句型 1.One theory was that bad air caused the disease.The truth was that the water from the Broad Street pump had been infected by waste. 一种看法是糟糕的空气引起了这种疾病。 真相是来自宽街水泵的水已经被废物污染了。 表语从句 以上两句都是复合句,都属于“主语+系动词+表语从句”的结构,即“名词+be (is/was/are/were)+表语从句”。 重点句型 2.He discovered that in two particular streets the cholera outbreak was so severe that more than 500 people died in ten days. 宾语从句 so…that…引导结果状语从句 so adj./adv. adj.+a(n)+可数名词单数 many/few+可数名词复数 much/little+不可数名词 such a(n)+adj.+可数名词单数 adj.+不可数名词 adj.+可数名词复数 【活学活用】 ◆单句填空 ①You can't imagine ______ little birds can eat ____ many insects in ______ a short time. ②When the football fans saw Beckham, they got ____ excited that they cried out. ③There was ______ a heavy fog that one couldn't see further than five metres. such so such so such 语言知识梳理 49 Assessment How many stars will you give yourself? Checklist Master some reading skills,eg. scanning,skimming, detailed-reading,etc. know the stages of scientific research master the structure of Problem-Solution pattern express your idea on the given topic through creative thinking 1.Read the passage and review the words and expressions. 2.Write a news report as a journalist about Jhon’s achievement, using at least 5 key parases from the text. HOMEWORK Lavf58.46.101 $