Unit 1 Science and Scientists Reading and Thinking 课件-2024-2025学年高中英语人教版（2019）选择性必修第二册

John Snow Defeats “King Cholera” Activity 1: Lead in Put the stages of scientific research in the correct order. □ analyze the results □ ask a question □ draw a conclusion □ collect data □ find a problem □ find supporting evidence □ think of a method Activity 2: Prediction What might be talked about in the text? John Snow Defeats “King Cholera” Who What How 1. Why cholera was called “King” at that time? Because it claimed lots of lives. 2. Why simple present tense is used here? To show the long-lasting effect of what John Snow has done. Activity 2: Prediction What might be talked about in the text? John Snow Defeats “King Cholera” Who What How 3. What kind of writing do you think it is? Biography. News report. Narrative essay. Activity 3: Scanning Scan the whole text and find out the main idea of each part. Para 1: What is cholera? Who is John Snow? Para 2-3: How did John Snow defeat cholera Para 4: The truth of cholera Para 5: The results and contributions John Snow King Cholera Result: One of _______________________ in the world Severe diarrhoea, dehydration, and even _____ the most feared diseases death British A famous _______ (who even attended to when she gave birth) doctor Queen Victoria To destroy cholera once and for all. ID(What): Symptoms: ID(Who): Nationality: Desire: Millions of people died from it. Read for details(Para 1) find a problem Read for details(Para 2) What were the two theories and which did John Snow agree with? find a problem ask a question think of a method What method did John Snow use? By marking on a map the exact places where all those who died had lived. Read for details(Para 3) Observe the map the analyze it with questions: What does “—” mean? How about “PH”? Which house numbers had more than 4 deaths in Broad Street? Which house numbers had no deaths in Broad Street? Read for details(Para 3) Observe the map the analyze it with questions: What’s the similarity among the houses in Broad Street that had multiple death? Why some households (20, 21, 8 and 9) had no death? What is John Snow’s assumption? Read for details(Para 3) assumption supporting evidence find a supporting evidence result collect data analyze the results Activity 5: Retelling Put the stages of scientific research in the correct order. 1. find a problem 2. ask a question 3. think of a method 4. collect data 5. analyze the results 6. find supporting evidence 7. draw a conclusion cholera(most feared) two contradictory theories marking on a map the number of people died the water pump was to blame a woman and her daughter the pump water carried cholera germs Read for Details(Para 4) What caused cholera? How to prevent cholera? Was cholera destroyed totally? Read for Details(Para 5) What contributions did John Snow make to science? Activity 6: Post reading What qualities would a scientist like John Snow have? 1. find a problem 2. ask a question 3. think of a method 4. collect data 5. analyze the results 6. find supporting evidence 7. draw a conclusion brave; determined critical thinking; questioning mind problem-solving skills; innovative analytical thinking 14 To raise new questions, new possibilities, to regard old problems from a new angle, requires creative imagination and marks real advance in science. ——Albert Einstein & Leopold Infeld Language Point In the early 19th century, ______ an outbreak of cholera hit Europe, millions of people died from the disease. John Snow, who subscribe ____ the theory that cholera was caused by an ________ (infect) from germs in food or water, _______(desire) to destroy cholera. ______(use) maps and statistics, John Snow was able to announce that the pump water carrying cholera germs was _______(blame). Through Snow’s tireless _______(effort), the disease was stopped in its tracks. Now we have known how _______(prevent) cholera. Transforming ____ way scientists study diseases, John Snow _________(consider) the father of modern epidemiology. Language Point He discovered that in two particular streets the cholera outbreak was so severe that more than 500 people died in ten days. The stage for music competition was so brilliant that every nerve in my body was on edge. 音乐比赛的舞台太精彩了，我的神经都绷紧了。 The cave was so dark that it seemed to swallow every ray of the light. 山洞里很黑，似乎把所有的光线都吞没了。 Language Point 他是如此紧张，以至于他感觉他自己舌头打结，手心出汗。 He was so nervous that he felt his tongue tied and palm sweating. →So nervous was he that he felt his tongue tied and palm sweating. 风景是如此迷人，我们忘记了所有的疲劳从我们的长途旅行。 The landscape was so fascinating that we forgot all about the tiredness from our long journey. →So fascinating was the landscape that we forgot all about the tiredness from our long journey. Language Point 音乐比赛的舞台太精彩了，我的神经都绷紧了。 The stage for music competition was so brilliant that every nerve in my body was on edge. → So brilliant was the stage for music competition that every nerve in my body was on edge. 山洞里很黑，似乎把所有的光线都吞没了。 The cave was so dark that it seemed to swallow every ray of the light. → So dark was the cave that it seemed to swallow every ray of the light. Language Point 2. 1) It seemed that the woman liked the water from the pump so much that she had it delivered to her house every day. 2) Accordingly, he had the handle of the pump removed so that it could not be used. 农民广泛采用化学耕作方法，以便提高作物产量，改善经济条件。 Farmers widely adopted chemical farming methods so that they could boost crop yields and improve their economic conditions. They had the car _________(run) all the way. As we left we had a photograph ________(take) together. Language Point 3. …, the threat of cholera around the world saw a substantial decrease. Monday morning found/saw the boy kept walking on and on. 周一上午，小男孩还在不停地走。 Africa, where chemical fertilizers are widely used, saw the improvement of people’s life. 在广泛使用化肥的非洲，人们的生活得到了改善。 【翻译】黄昏下，那个小孩在街上伤心地哭着。 Dusk found the child crying in the street. $$