Unit4Greenworld課件.pptVIP

Warming-up THE BIRTH OF A SCIENCE Listening How many people are mentioned in the passage? Fast reading Careful reading Read the text and choose the best answer, including the exercises on page 31. 1. Before Linnaeus botany was ________．A．studied by doctors B．unknown to anyoneC．fully developed D．a branch of medicine 2. Some economic species plants such as____could help to develop local economies．A．rose and peony B．tea and appleC．cocoa and hemp D．Cocoa and lemon 3. It was ____ who made Kew a centre of scientific and economic research．A．Joseph Banks B．Captain CookC．Linnaeus D． Daniel Solander 4.Paragraph one of the text mainly tells us ___ ．A．the importance of botanyB．how to classify plant species into groupsC．Linnaeus’ contribution to botanyD．Linnaeus’ discoveries about different species 5.Captain Cook made ___voyages altogether around the world.A．one B．Two C．Three D.four 1.When did botany become a special science? 2.How was plant species classified before the work of Carl Linnaeus? 3.What is the difference between Linnaeus’ system and that of the other scientists? 4. Was Daniel Solander a member of the Royal Society? 5.What did Joseph Banks do on the three-year voyage? 6. What great contributions did Joseph Banks make to the birth of botany as a science? Language points Homework Review the contents we have learnt today. Preview the next reading. * Unit4 Green world 扬中市第二高级中学 苏宜昭 Rose Tulip Sunflower Peony the Chinese national flower Discussion: 1.What are these? 2.What are they used for? 3.What do they come from? Coffee beans are used to make coffee. It originally came from Africa, although coffee-drinking started in Arab countries. Tea leaves are used to make tea. It originally came from China. Chili peppers are used as a spice to make food more tasty. In fact ,many Chinese may believe it came from China. However ,it came from Latin America. Hemp is used to make rope or carpets. And it came from the Cent