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Unit 5 - PowerPoint PPT Presentation

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Unit 5

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  1. Unit 5 Amazing Inventions

  2. Warming-Up Activities • Think of one great invention and its inventor. (Use Chinese if you are not sure of their English name.)

  3. Warm-Up Discussion • A) Look at the items in the next slide. • B) Describe what inconvenience in life each invention has solved for us. (by drawing lot) • C) Analyze the (possible) trouble or negative influence the invention created.

  4. 1. paper 5. Photocopy machine 2. ATM 6. Cell phone 3. Television 7. sonogram 4. airplane 8. internet

  5. Exercise 3 • Vocabulary preview: • cosmetics • soil

  6. Reading comprehension; paraphrase; comment • Paraphrase: topic sentence: -----This article introduces a new invention: Segway • Comment: -----(suggestion) Do you think Segway is a successful invention? What are your reasons? (Its advantages and possible drawbacks)

  7. Key elements • The exterior look • Its most special feature • Inexpensive cost for battery charge • The distance it can run for one charge

  8. Listening Comprehension: Vocabulary preview

  9. Questions for first listening • What is the major character the biographer deals with in his book? • What literary skill does the author use in dealing with this character? • Who discovered this character? • What is the difficult situation the scientists meet after the character was discovered?

  10. The major character the biographer deals with in his book: Penicillin

  11. What literary skill does the author use in dealing with this character? personification

  12. Who discovered this character? Sir Alexander Fleming

  13. What is the difficult situation the scientists meet in the following years after the character was discovered? No one could duplicate Fleming’s result.

  14. Questions for 2nd Listening • What kind of figure is associated with the medicine? • What were the 2 patients first treated with penicillin? What were the results? • Does the biographer has a high regard of Fleming? • What are the two major problems of penicillin when it was firstly used?

  15. What kind of figure is associated with the medicine? Superhero

  16. What were the 2 patients first treated with penicillin? A policeman A 15-year-old boy

  17. What were the results? The policeman died. The 15-year-old boy survived.

  18. Does the biographer has a high regard of Fleming? No

  19. What are the two major problems of penicillin when it was firstly used? It was unstable. It didn’t work when given orally.