1. SAVING SAVING THE THEEARTH SAVING SAVING THE THEEARTH UNIT 9

2. What will happen if people catch all the fish in the river? people kill all the animals on the earth? people have large families? people cut down all the forests? people put nuclear waste into the seas? people pollute all the rivers?

3. quiz 1. Which of the following is the major cause of water pollution? a. Waste water from factories b. Ships and boats c. Poison 2. How is the pollution now? a. It’s getting worse. b. It’s getting better c. Just as before. 3. Where does the rubbish end up once it leaves the home? a. Buried deep in the earth b. Recycled c. I don’t know. 4. Why did land become deserts? a. Because there is too much sand. b. Because there is no water. c. Because people cut down a lot of trees. 5. What is the greenhouse effect? a. It is a house that is green in colour. b. It refers to the air pollution caused by CO 2. c. I don’t know.

4. earth on fire earth surrounded by cans What do the two pictures remind you of?

5. Earth’s problems: serious pollution: air, water large population: starvation, poverty rubbish: waste, nuclear, radiation natural disasters: earthquakes, storms, floods, droughts greenhouse effect: atmosphere, radiation,health deforestation: deserts

6. Which topics are discussed at the conference? POLLUTION & POPULATION

7. LANGUAGE STUDY is being caused 1. It was about the damage that is being caused to the world. 1. 空气污染是这家工厂目前引起的最大麻烦。 2. 怀特教授正在作的讲座是关于实施急救的方法问题。 3. 这个问题正由一个专家小组进行讨论。 2. If we go on polluting the world, it won’t be fit for us to live in. it won’t be fit for us to live in. 1. This kind of fish is not ____________(eat). 2. The water in the polluted river is not fit for us ______(drink). 3. This chair is too small. It isn’t fit for him _________( 坐 ).

8. 3. We’ve got to do something about the pollution. 1. We’ve got to think of ways of changing people’s habits. 2. Have you got to speak English in your English class? 3. Sorry, I’ve got to go now. Someone is waiting for me outside.

9. DISCUSSION 1. Which is more important, developing industry or protecting the earth? or protecting the earth? 2. If you have enough money to do whatever you want. how are you going to save the you want. how are you going to save the problems that our Mother Earth is facing? problems that our Mother Earth is facing? 3. As students, what can we do to help save the earth? the earth? 4. Is it necessary to control the population of the earth? Why or why not? the earth? Why or why not?

10. LISTENING PRACTICE Rocky attended a concert held yesterday. 1. Who did Rocky go with to the concert last night? A. His friends. B. His children. C. His parents. D. He went there alone. 2. What’s the concert held for? A. To collect money for poor children at home and abroad. B. To show the singers' love to the children. C. To sing some good songs for children. D. To help the government collect some money. 3. What is the girl’s opinion?

11. A. The problem isn't important to everyone. B. Not only the singers, but all people should do something. C. It isn't necessary to hold such a concert. D. It is more important for the government to do something. Homework: 1. Read the dialogue aloud. 2. Finish off the workbook exercises.