高中英语必修⑤Unit1GreatScientists(Period2Reading)教案.docx

高中英语必修Unit 1 Great scientists教案(Period 2 Reading)Teaching procedures教学过程Step 1. Warming up.(First, ask some questions about great scientists. Who is she or he on page 1(1-10 persons).S1: S2: S3: S4: S5: S6: S7: S8: S9: S10: Step 2. Reading.（Let the students skim the whole passage.）1. What conditions allowed cholera develop?2. Why do you think people believed that cholera multiplied in the air without reason?3. What evidence did John Snow gather to convince people that idea 2 was right?Step 3. Text analyzing。（Ask the students to analyze the text in groups.）ParagraphStagesGeneral ideas1Find a problemThe _ of cholera2_The correct or possible theories3Think of a method_ data on where people were _ and _ and where they got their water4_Plot information on a _ to find out where people _ or _.5Analyze the results_ to see if that is the cause of the illness6_Find other _ to confirm his conclusion7Make a conclusion_ was to _ for the cause of the London choleraStep 4. Choose the best answer.1. We know from the text that John Snow _.A. had collected information before cholera broke out B. felt not quite sure after he finished the mapC. helped the woman from Broad StreetD. became famous after defeating cholera2. Why did John Snow use a map in his research? A. It could help him find exactly how many people died of cholera.B. It could help him find the source of drinking water for people.C. It could help him organize his ideas and find evidence.D. It could help him find his way in Broad Street.3. Why was cholera called “King Cholera” in the text?A. Because it caused many deaths. B. Because it got its name from Queen Victoria.C. Because it was defeated with the help of the King. D. Because it was the most deadly disease of its day.Step 5. Number these events in the order that they happened._ John Snow began to test two theories._ An outbreak of cholera hit London in 1854._ John Snow marked the deaths on a map. _ He announced that the water carried the disease._ John Snow investigated two streets where the outbreak was very severe._ King Cholera was defeated._ He found that most of the deaths were near a water pump._ He had the handle removed from the water pump.Step 6. 课文要点（模块）课文词汇等填空（旨在复习本课文中的单词拼写和主要词语等）根据课文内容完成下面语法填空，注意单词拼写和词语用法： In the times of Queen Victoria, so-called King Cholera hit Londoners, which often 1 （导致）large numbers of 2 (dead). Thanks to John Snow, a then well known 3 , this deadly disease finally got controlled. John Snow thought 4 most important was to find its 5 . So he began to gather the information, for which he made a map, on which he marked 6 the 7 （受害者）had lived. As a result, he found out that the 8 (污染) water was the cause of cholera and suggested that the source of all water supplies 9 （检查）immediately. Finally King Cholera 10 (defeat).Step 7. Summary. (课文大意概括（旨在训练用30个单词概括大意的能力）阅读课文，试着用30来个单词概括课文大意或将下面的短文译成英语。)这篇短文的主要意思是说斯诺找到了一种叫做霍乱疾病的起因，这是19世纪发生在伦敦的一种致命的疾病。在斯诺的努力，该疾病终于得到控制。The main idea of this passage is that_Step 8. Homework.Try to find out the Key Words，Phrases and Patterns.高中英语必修Unit 1 Great scientists答案(Period 2 Reading)Teaching procedures教学过程Step 1. Warming up. (First, ask some questions about great scientists. Who is she or he on page 1(1-10 persons).答案：S1: ArchimedesS2: Charles DarwinS3: Thomas NewcomenS4: Gregor MendelS5: Marie CureS6: Thomas EdisonS7: Leonardo Da VinciS8: Humphy DavyS9: Zhang HengS10: Stephen HawkingStep 2. Reading.（Let the students skim the whole passage and try to work out the meanings of the new words and structures using context.）T: The effect of cholera in the nineteenth century London was devastating. Many people died without knowing the reason. It was doctor John Snow who saved the people. Please look at the screen. Lets read the whole passage and find answers to the questions.1. What conditions allowed cholera develop?2. Why do you think people believed that cholera multiplied in the air without reason?3. What evidence did John Snow gather to convince people that idea 2 was right?S1: The dirty water made the cholera develop quickly.S2: Because people could not understand its cause and could not get it cured. So people imagined that some poisonous gas in the air caused the deaths.S3: He found that many of the deaths were near the water pump while some areas far away from the water pump had no deaths. So when people were asked not to use the water pump, the disease began to slow down. In this way, John Snow had shown that cholera was spread by germs and not in a cloud of gas.Step 4. Text analyzing Ask the students to analyze the text in groups. T: Please look at the chart on the screen. The chart shows that each paragraph of the text explains John Snows stages in his research. Please read the text and find out the general idea of each paragraph and match the stage with each paragraph. Discuss it in groups, and then report your answers. ParagraphStagesGeneral ideas1Find a problemThe causes of cholera2Make up a questionThe correct or possible theory3Think of a methodCollect data on where people were ill and died and where they got their water4Collect resultsPlot information on a map to find out where people died or did not die5Analyse the resultsAnalyse the water to see if that is the cause of the illness6Repeat if necessaryFind other evidences to confirm his conclusion7Make a conclusionThe polluted dirty source of drinking water was to blame for the cause of the London choleraStep 5. 课文要点（模块）课文词汇等填空（旨在复习本课文中的单词拼写和主要词语等） In the times of Queen Victoria, so-called King Cholera hit Londoners, which often 1 （导致）large numbers of 2 (dead). Thanks to John Snow, a then well known 3 , this deadly disease finally got controlled. John Snow thought 4 most important was to find its 5 . So he began to gather the information, for which he made a map, on which he marked 6 the 7 （受害者）had lived. As a result, he found out that the 8 (污染) water was the cause of cholera and suggested that the source of all water supplies 9 （检查）immediately. Finally King Cholera 10 (defeat).答案：1. resulted in 2. deaths 3. doctor 4. the 5. cause 6. where 7. victims8. polluted 9. be examined 10. was defeatedStep 4. Choose the best answer.1. We know from the text that John Snow _.A. had collected information before cholera broke out B. felt not quite sure after he finished the mapC. helped the woman from Broad StreetD. became famous after defeating cholera2. Why did John Snow use a map in his research? A. It could help him find exactly how many people died of cholera.B. It could help him find the source of drinking water for people.C. It could help him organize his ideas and find evidence.D. It could help him find his way in Broad Street.3. Why was cholera called “King Cholera” in the text?A. Because it caused many deaths. B. Because it got its name from Queen Victoria.C. Because it was defeated with the help of the King. D. Because it was the most deadly disease of its day.答案：1. B