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1、名校名 推荐Unit 1Great scientistsWarming up, Pre-reading and ReadingTeaching goals教学目标1. Target language 目标语言a. 重点词汇和短语attend, control, severe, pub, immediately, handle, instructor, pump, contribute, conclude, steam engine, virus, put forward, make a conclusion, expose tob. 重点句式To prevent this from happe
2、ning again, John Snow suggested that . P32. Ability goals 能力目标Enable the students to talk about science and scientists.3. Learning ability goals学能目标Enable the students to learn about some famous scientists and their contributions and how toorganize a scientific research.Teaching important & difficul
3、t points教学重难点Talk about science and scientists.Teaching methods 教学方法Task-based activities.Teaching aids 教具准备A computerTeaching procedures & ways 教学过程与方式Step Lead-inAsk the students to think of some great inventions and inventors in history.T: Welcome back to school, everyone. I guess most of you hav
4、e enjoyed your holiday. Maybe I should say everyone has enjoyed a scientific life. Why? Because you have enjoyed the results of the science and scientists. Now can you tell me the scientists who invented the lights, the gramophone and the computer?S1: Edison invented the lights and the gramophone.S2
5、: The first computer was invented by a group of American scientists.1名校名 推荐Step Warming up, Pre-readingWarming up:First, ask some questions about great scientists. Second, ask all the students to try the quiz andfind out who knows the most.T: You know our life is closely related to science and scien
6、tists. We benefit a lot from them. Can you name out as many scientists as possible?S1: Newton.S2: Watt.S3: Franklin. Sample answers:1. Archimedes, Ancient Greek (287-212 BC), a mathematician.2. Charles Darwin, Britain (1808-1882). The name of the book is Origin of Species.3. Thomas Newcomen, British
7、 (1663-1729), an inventor of steam engine.4. Gregor Mendel, Czech, a botanist and geneticist.5. Marie Curie, Polish and French, a chemist and physicist.6. Thomas Edison, American, an inventor.7. Leonardo da Vinci, Italian, an artist.8. Sir Humphry Davy, British, an inventor and chemist.9. Zhang Heng
8、, ancient China, an inventor.10. Stepper Hawking, British, a physicist.Pre-reading:Get the students to discuss the questions on page 1 with their partners. Then ask the students to report their work. Encourage the students to express their different opinions.T: Now, class, please look at the slide.
9、Discuss these questions with your partners. Then I some students to report their work.Show the following on the screen.What do you know about infectious diseases? What do you know about cholera?Do you know how to prove a new idea in scientific research? What order would you put the seven in? Just gu
10、ess.2名校名 推荐Step ReadingLet 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
11、people. Please look at the screen. Let s read the whole passage and find answers to the questions.Show the questions on the screen.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
12、 convince people that idea 2 was right?Step Text analyzingAsk the students to analyze the text in groups.T: Now class. Can you tell me what style of the passage belongs to? S1: I think it is a report.T: Please look at the chart on the screen. The chart shows that each paragraph of the textexplains J
13、ohn Snow s 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 reportyour answers.ParagraphsStagesGeneral ideas1234567Ask some students to put their answers in the chart.ParagraphStagesGe
14、neral ideas3名校名 推荐1Find a problemThe causes of cholera2Make up a questionThe correct or possible theory3Think of a methodCollect data on where people were ill and died andwhere they got their water4Collect resultsPlot information on a map to find out where peopledied or did not die5Analyse the resul
15、tsAnalyse the water to see if that is the cause of theillness6Repeat if necessaryFind other evidences to confirm his conclusion7Make a conclusionThe polluted dirty source of drinking water was toblame for the cause of the London choleraStep Homework1. Get more information about some infectious diseases and modern scientists.2. Finish the Exercises 1, 2, 3 on pages 3 and 4.4