Unit 1 Reading and Thinkingppt课件-（2022新）人教版高中英语选择性必修第二册(1).pptx

1、 To raise new questions, new possibilities, to regard old problems om a new angle, requires creative imagination and marks real advance in science. - Alber Einstein & Leopold Infeld 提出新的问题，发现新的可能，从新的角度审视已存在的问题，这些需要创造性的想象力，并标志着科学的真正进步。coronavirusbe infected withconfirmed/suspected casesvaccine（疫苗）（疫苗

2、）What other kinds of epidemics（流行病） do you know?Flu Bird-flu malaria plague（鼠疫） Ebola Smallpox（天花）CholeraJohn Snow Defeated “King Cholera”While Reading - Fast reading1. Read the whole text quickly and match the main ideasthe second Para.1JOHN SNOW DEFEATSKING CHOLERA Cholera used to be one of the mo

3、st 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 1 9th century, when an outbreak of cholera hit Europe, millions of people died from the disease. As a young doctor, Joh

4、n Snow became frustrated because no one knew how to prevent or treat cholera. 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 all1. severe adj.极为恶劣的;严厉的;苛刻的 be severe on/with 对严厉 be

5、severe with oneself 严于律己 severely adv. 很严重地; 极为恶劣地eg. His injuries are severe. severe weather conditions The courts are becoming more severe on young offenders. She was a severe woman who seldom smiled.1) 及时地，按时及时地，按时 2) 迟早，终究；最终，最后迟早，终究；最终，最后例：1. I cant ensure that he will be there in time. 2. You

6、will learn how to do it in time. 例：例：1. If you go out, who will attend to the baby? 2. I still have one or two things to attend to. 3. If you dont attend to your teacher, youll never learn anything. 1)照顾；照看照顾；照看 2) 处理；办理处理；办理 3) 注意听注意听In general, doctors in those days had two contradictory theories

7、to explain how cholera spread. One theory was that bad air caused the disease. Another was that cholera was caused by an infection from germs in food or water. Snow subscribed to the second theory. It was correct, but he still needed proof. Consequently, when an outbreak of cholera hit London in 185

8、4, 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.Para.2不定式作定语不定式作定语 宾语从句宾语从句表语从句表语从句表语从句表语从句 宾语从句宾语从句结果状语从句结果状语从句2. contradictory adj.互相矛盾的；互相对立的 be contradictor

9、y to 与矛盾、相反 eg. His remark was contradictory to the truth. contradict v. 反驳; 与相矛盾 contradiction n. 抵触; 矛盾; 矛盾的说法3. infect v. 传染; 使感染, 使感染(某种感情); 影响 be infected with 感染上, , 传染上 infection n. 感染; 传染 infectious adj. 传染性的1. People with the virus may feel perfectly well, but they can still infect others.2

10、. Lucys enthusiasm soon infected the rest of the class. subscribe to 1)同意；赞同同意；赞同 2) 订阅；订购订阅；订购例：例：1. We prefer to subscribe to his explanation. 2. We have subscribed to an evening newspaper.1. I believe youll get to like it time. 2. Will you attend the shop for a few minutes while I go to the bank?

11、 3. Our parents have the desire (create) a better world for us.4. When (hold) the meeting has not yet been decided.5. I cant subscribe your plan because it is not reasonable. 语法填空。语法填空。in考点追击考点追击toto createto holdtoSnow began by marking on a map the exact places where all those who died had lived. T

12、here were multiple deaths near the water pump in Broad Street (especially house numbers 16, 37, 38, and 40). However, some households (such as 20 and 21 Broad Street, and 8 and 9 Cambridge Street) had had no deaths. These people worked in the pub at 7 Cambridge Street. They had been given free beer,

13、 and so had not drunk the water from the pump. Snow suspected that the water pump was to blame Para.3定语从句定语从句宾语从句宾语从句What is more, in another part of London, a woman and her daughter had died of cholera after moving away from Broad Street. It seemed that the woman liked the water from the pump so mu

14、ch that she had it delivered to her house every day. As a result of this evidence, John Snow was able to announce that the pump water carried cholera germs. Accordingly, he had the handle of the pump removed so that it could not be used. Through this intervention, the disease was stopped in its trac

15、ks.Para.3宾语从句宾语从句Vocabulary Learninghousehold【释义释义】n. all the people who live together in one house 一家人一家人 adj. relating to looking after a house and the people in it 家庭的家庭的，家用的，家务的【例句例句】A growing number of households have at least one computer.越来越多的家庭拥有至少一台计算机。Video phones wont become a household a

16、ppliance for a long time.视频电话在很长一段时间内都不会成为家用电器。【常用搭配常用搭配】household wordThe advertisement campaign is designed to make this new product a household word in every Chinese home. 这次广告宣传的目的就是要使这一新产品在中国家喻户晓。【构词法构词法】uphold v 举起，高举，支持 /hashld/ 1)表示表示具体的死亡人数等，为可数名词。具体的死亡人数等，为可数名词。 2)表示表示抽象意义的抽象意义的“死死”，通常为不可数

17、名词。，通常为不可数名词。例：The disease causes thousands of deaths a year. Food poisoning can cause death. *含义：含义：应应(为为)承担责任；该承担责任；该(为为)受责备受责备。 *这个短语这个短语不能用被动语态不能用被动语态。例：1. Who is to blame for starting the fire? 2. The children were not to blame for the accident. blamevt.把把归咎于；责怪；指责归咎于；责怪；指责n责备；指责责备；指责例：例：1. We

18、had the machine mended just now. 2. I had my watch stolen last night. 3. He thought he had had everything fixed up.1)请别人做某事请别人做某事 2)遭受某种不幸遭受某种不幸 3)完成某项工作完成某项工作表示表示“以便；为了以便；为了”，引导目的状语从句，从句中常用，引导目的状语从句，从句中常用can /could /may /might等情态动词或助动词。等情态动词或助动词。表示表示“因此；所以因此；所以”，引导结果状语从句，引导结果状语从句，so that前可以用逗号。前可以用

19、逗号。例：例：Please open the window so that we can breathe fresh air. She had not planned her time well, so that she did not finish her work. so that的用法的用法121. The number of (death) has risen to more than two dozen.2. I feel it is your husband who is (blame) for the spoiled child.3. The patient is going t

20、o have his temperature (take).4. He had his leg (injure) for trying to save his classmate.5. You must go now so you wont be late. 语法填空。语法填空。deaths考点追击考点追击to blame takeninjuredthat The truth was that the water from the Broad Street pump had been infected by waste. Moreover, Snow was later able to sho

21、w a link between other cases of cholera and the different water companies in London. Some companies sold water from the River Thames that was polluted by raw waste. The people who drank this water were much more likely to get cholera than those who drank pure or boiled waterPara.4 linkn联系；纽带联系；纽带vt.

22、把把连接起来；相关联连接起来；相关联 Through Snows tireless efforts, water companies began to sell clean water, and the threat of cholera around the world saw a substantial decrease. However, cholera is still a problem. Each year, millions of people around the world get cholera and many die from if. Fortunately, we n

23、ow know how to prevent cholera, thanks to the work of John Snow. Moreover, in his use of maps and statistics, Snow transformed the way scientists study diseases. For this reason, Snow is considered the father of modern epidemiology.Para.5 decreasen减少；降低；减少量减少；降低；减少量vi.&vt.(使大小、数量等使大小、数量等)减少；减小；降低减少；减小；降低 transformvt.使改观；使改变形态使改观；使改变形态vi.改变；转变改变；转变Bye-bye!