Unit 4 Green world

1. Unit 4 Green world

2. Science of studying plants is called botany grass rose strawberry trees

3. THE BIRTH OF A SCIENCE

4. Task1. Scan the text to answer: 1.How many people are mentioned in the text? Who are they? Were they all botanists? 2.In the title “The Birth of a Science”, “science” refers to_______. A. zoology(动物学） B. botany C. biology D. medicine Four. Carl Linnaeus, Daniel Solander, Joseph Banks and James Cook . No. B

5. Task 2. Listen to the text to do thetrue or false questions 1. Before Carl Linnaeus, people didn’t manage to classify plant species into groups. 2. Linnaeus’ system was accepted by people 3. Rich as he was, he would not like to live a comfortbale life. 4. The British government paid for all the expenses for Joseph Banks. 5. The most important purpose of the expedition for James Cook is to search for an unknown southern continent. T T T F F

6. Task3. Read the text.

7. Paras1~2 A new idea of grouping plants. • How did scientists classify plants before Linnaeus? • 2. How did Linnaeus classify plants? Before Linnaeus, plants were classified into herbs and trees, or according to the shape of the fruit or whether they had flowers or not. He classified plants in families. Its system classifies plants according to the arrangement of the male and female organs in the flowers.

8. Paras3~6 1.How many purposes did Captain Cook 's expedition have? What were they? 2. Why did Joseph Banks have to supply his own money to equip the expedition? 3. What did Banks do during the expedition?

9. 1.How many purposes did Captain Cook 's expedition have? What were they? Three. (1) To study the passing of the planet Venus across the sun. (2) To classify and describe all plant and animal life observed during the trip. (3) To search for the unknown southern continent.

10. 2. Why did Joseph Banks have to supply his own money to equip the expedition? 3. What did Banks do during the expedition? Because at that time, botany was a new field of science, British government didn't want to pay for it. • studied and described new plants he found • (2) looked out for new economic species Paras3~6 The expedition to Tahiti.

11. Para7 Banks’ work after his voyage. After he returned from the voyage, in what ways did Banks make great contributions ? Exploration of Africa, settlement of Australia and developing the royal gardens into a centre of scientific and economic research.

12. Task4: Consolidation:

13. I. Choose the best answer.细节题(1~2) • 1.Before Linnaeus botany was________ . • studied by doctors B. unknown to anyone • C. fully developed D. a branch of medicine • 2. The members of the Royal Society aboard the Endeavor included ______. • Joseph Banks and James Cook • B. Carl Linnaeus and Joseph Banks • C. Daniel Solander and Joseph Banks • D. James Cook and Daniel Solander

14. 信息综合题(3~7) 3. Which of the following sentences is true? A. Linnaeus' contribution to science was quite small. B. All of Linnaeus' ideas were completely new. C. Before Linnaeus there was no system to classify plants. D. Linnaeus' system was simple and clear.

15. 4. Joseph Banks chose a career in science because _______. A. he thought that was a good way of making a living B. he was interested in botany C. his father had died when he was only eighteen years old D. he was very wealthy

16. 5. How old was Joseph Banks in 1768? • A. 26 B. 25 C. 24 • D. We can’t find out his age according to the text. • 6.Captain Cook made____ voyages altogether around the world. A. one B. two C. three D. four • 7. Joseph Banks' interests lay in _______. • astronomy and botany • B. botany and medicine • C. agriculture and botany • D. geography and economy

17. 词义猜测题(8~10) 8. Solander developed a lifelong friendship with Joseph Banks, who would later ask him to join his team of botanical explorers on theEndeavour in 1768. What does Endeavour mean? (Para2) A. Effort. B Hard Work C. The name of a ship. D. The name of a team.

18. 9. … it was the British government that paid for all the equipment and expenses for that part of the expedition. (Para5) What does “that part” refer to? A. To study the passing of the planet Venus across the sun. B. To classify and describe all plant and animal life observed during the trip. C. To search for the unknown southern continent. D. All of the above.

19. 10….Joseph Banks did not only study and describe new plants he found, but also looked out for new economic species…. What does “economic” mean here? A. Cheap B. Condition of a country C. Spending money in a careful way. D. Of plants that could be grown and sold.

20. II Fill in the blanks according to the text. It was not until the ______ century that_______, which used to be considered as a __________ of medicine, got separated. The breakthrough was made by Carl Linnaeus. His system soon _________the world and several people joined him, one of whom was Joseph Banks. Having an _________ for knowledge, Joseph Banks decided to choose a _________ in science. In 1768, he was appointed to start an expedition , 18th botany branch conquered appetite career

21. three which had ______ goals, to Tahiti. Since the government wouldn’t pay for such a new ______ of science as botany, Joseph Banks, had to supply about ￡10,000 of his own money to _____ the expedition. The three-year _______ turned out to be a great ________, during which Joseph Banks not only studied and __________ new plants he found but also looked out for new __________ __________.He did so good a job that he was elected ________ of the Royal Society. field equip voyage success described economic species president

22. Discussion: Do you think it is easy to have a science born? What is important for the scientific work? What can we learn from these scientists?

23. Homework: • Revise what you have learnt • in this period. • 2. Preview Integrating Skills.