3. 22 Unit The environment

6. The beautiful earth is our home.Do you love to live here?

8. How many kinds of natural disasters do you know? How many kinds of natural disasters do you know? natural disasters fire volcano earthquake typhoon flood hurricane tsunami

9. How do they damage the environment? The ashes of the volcano eruption will engulf the region around. Vegetations in its path will be totally wiped out. The tsunami that ravaged South-east Asian countries in December 2004 proved just how destructive nature can be. Thousands of people died while thousands more were left homeless. …

10. Compared with the last few years, the environment is getting worse.

13. Click the letters and describe what you see A C B DE F

14. Are there any other ways in which people damage the environment?

15. Did you do anything bad for the environment in your daily life? What should we do to protect the environment in our daily life?

16. 1.Using the handkerchief instead of the paper napkin. 2.Using paper bag instead of plastic bag. 3. Don’t using one-off chopsticks. 4. Go to work on foot or by bike not by car. 5. Throw cans, bottles, paper and plastic into the dustbin. ……..

17. 1.one: pron. 我有几本中国食谱, 如果你想看的话可以借一本给你. I've got a few books on Chinese food. You can borrow one if you like. 如果你坐火车, 你会有一次舒服的旅行, 不过一定要坐快车. If you go by train, you can have quite a comfortable journey, but make sure you get a fast one.(05 全国 I) train a book

18. 请给办公室每人准备一本, 再给来访者额外准备一些. Would you make a copy for everybody in the office and a few extra ones for the visitors. copies --- 你想要哪块蛋糕 ? --- 前面的那块. "Which cake would you like?" "The one at the front." cake

19. Note: one 表示承接前面已出现过的同类可数名词， 承接同一个东西时用 it. one 只能代替单数可数名词， 复数形式为 ones ，表泛指。 That 可代替单数可数 名词和不可数名词，复数形式为 those, 表特指，通 常有后置定语。 Eg. 1.---Do you have a camera? ---No, but my father has one. He bought it a week ago. 2.The air of a suburb is cleaner than that of a city.

20. 高考链接 1. （ 2004 全国 I ） We needed a new cupboard for the kitchen. So peter made _______from some wood we had. A. it B. one C. himself D. another 2. (2004 全国 II) I like ______ in the autumn when the weather is clear and bright. A. this B. that C. it D. one 3. (NMET 2002) Meeting my uncle after all these years was an unforgettable moment, ______I will always treasure. A. that B. one C. it D. what

21. 高考链接 4. (NMET2000) ---Why don ’ t we take a little break? ---Didn ’ t we just have ______? A. it B. that C. one D. this 5. (NMET93) I was disappointed with the film. I had expected ______ to be much better. A. that B. this C. one D. it 6. (2005 天津 ) I prefer a flat in Inverness to _______ in Perth, because I want to live near my Mon ’ s. A. one B. that C. it D. this

22. 高考链接 7. (2005 浙江 ) We ’ ve been looking at houses but haven ’ t found _________ we like yet. A. one B. ones C. it D. them 8. (2005 山东 ) I knew ______ John Lennon, but not __________famous one. A. /; a B. a; the C. /; the D. the; a 9. (2005 江西 ) Cars do cause us some health problems - --in fact far more serious ________than mobile phones do. A. one B. ones C. it D. those

23. 2. man: [U] the human race. 人类。 (without the article the or a) 人类比最聪明的机器人还要智慧得多. Man is still far more intelligent than the cleverest robot. 人类正在迅速地毁灭自然. Man is rapidly destroying the Earth. 这是人类所知道的最危险的物质之一. This is one of the most dangerous substances known to man 。

24. 高考链接 (2004 广东 ) While he was investigating ways to improve the telescope, Newton made ______ discovery which complete changed ______ man ’ s understanding of colour. A. a;/ B. a; the C./; the D. the; a

25. A nation destroying its environment destroys itself. ------ F.D.Roosevelt

26. Homework 1.Collect more information about natural disasters or human conducts that cause damage to our environment. 2.Prepare the Reading.

27. Thank you for your attention!

28. There is smoke coming out of the chimney. Suppose this factory is in your neighbourhood, how do you think the smoke will affect you? Compared to the economic benefits a factory can bring to a neighbourhood, how important is environmental protection? Why?

29. Why do people chop down so many trees every year? What will happen if we continue chopping down so many trees? What can we do to prevent this from happening?happening?

30. It is reported that every year the losses caused by forest fires amount to millions of dollars. In your opinion, what might be the reasons for the terrible forest fire in the picture? Who should take the responsibility of taking good care of the forest? Do you think the forest plays an important part in balancing nature?nature

31. Have you ever experienced any sandstorms or have you ever seen some on TV? Whenever we talk about sandstorms, what kinds of images will occur in your mind? What measures has our government taken to better our environment?environment

32. Sometimes we can read such kind of report. All the fish in a fish pond are killed by the poisonous waste and polluted water poured from the factory nearby. Do your prefer to live with a factory nearby? Why not?not If you were in charge of the factory, how would you deal with it and how would you compensate for the damage?

33. How do you feel when you see piles of rubbish like this? In your daily life, how do people deal with everyday rubbish? Do you think rubbish is a big problem for the environmentenvironment?