1. Section A 第二课时 (2a - 2d) Unit 13 We’re trying to save the earth. 人教版 九年级下册

2. coal n. 煤；煤块 ugly adj. 丑陋的；难看的

3. wooden adj. 木制的；木头的

4. plastic adj. 塑料的 n. 塑料；塑胶

5. takeaway n. 外卖食物 bin n. 垃圾箱

6. A. land pollution B. air pollution C. noise pollutionD. water pollution 2a2a 2a2a Listen to the interview. Circle the Kinds of pollution that Jason and Susan talk about.

7. 1. The air is badly polluted because there are _____________ on the road these days _________ 2. Factories that burn coal also ____________ the air with a lot of black smoke. 3. There is also too much rubbish and waste. People _______________ things every day. 4. People are also littering in ____________like parks. This is turning beautiful places into ugly ones. 2b2b 2b2b Listen again and complete the sentences.

8. 听力巩固训练 1. I _____ ____ ____ able to see stars in the sky, but now I can't see them clearly. 2. The air _____ _______ really _______ around there. 3. People are also ___________ in public places. 4. The factories that burn ______ also ______ the air with a lot of black smoke. used to be has become pulluted littering coal pollute

9. The air has become really polluted around here. I ’ m getting very worried. Yes, I used to be able to see stars in the sky. The problem is that … 2c2c 2c2c Use the information in 2a and 2b to role-play conversations between Jason and Susan.

10. Jason and Susan, what are your ideas for solving these problems? Well, to cut down air pollution, we should take the bus or subway instead of driving. 2d2d 2d2d Role-play the conversation.

11. Yeah, or ride a bike. There are other advantages of bike riding. It ’ s good for health and it doesn ’ t cost anything! Great ideas! What about waste pollution?

12. Mmm, I think simple things like bringing a bag to go shopping can help. I started doing that a year ago. Me, too. Also, I never take wooden chopsticks or plastic forks when I buy takeaway food. I use the ones at home.

13. And remember to throw rubbish in the bins and keep public places clean and beautiful for everyone. So together, our actions can make a difference and lead to a better future!

14. 1. People are also littering in _______ like parks. This is turning beautiful places into ugly ones. ugly 作形容词，意为 “ 难看的；丑陋的 ” ，指人、动 物或事物的外貌或道德上令人反感。还可表示 “ 有敌 意的；阴险的；不祥的 ” ，在句中可作表语或定语， 反义词为 comely,beautiful 。 如： The fairy changed the ugly old woman into a frog. 仙女把那个丑陋的老女人变成了一只青蛙。 Language points

15. 2. There are other advantages of bike riding. advantage 作名词，意为 “ 有利条件, 优点, 优势 ” ， 反义词为 disadvantage 。 如： He had the advantage of a good education. 他具备受过良好教育的优势。 What is the advantage of using nuclear power? 使用核能有何好处 ? Language points

16. advantage 还可作及物动词，意为 “ 有利于；使处 于优势 ” 。 如： It would advantage him to go abroad. 出国会对他有好处。 It would advantage you to work hard. 努力工作对你会有益。 Language points

17. 3. It’s good for health and it doesn’t cost anything! be good for 意为 “ 有益于；适于 ” ，后接名词或动词 -ing 形式。 如： Whisky can be good for you if taken in moderation. 威士忌酒如饮用适度是有益的。 Do it up. It'll be good for you. 把它喝完，它对你有益。 Language points

18. 1.(2013· 山东青岛 ) ---How much is the ticket to Central Park? ---A one-way ticket _____ $40, and you can ____ anther $20 for a round-trip. A. costs, pay B. cost, spend C. pay, spend D. spends, pay 2. The poor old man lived in a little ____ hut. A. wood B. woodenly C. woodenness D. wooden A D

19. 完成课后提升作业。

20. 书到用时方恨少，事非经过不知难。 书到用时方恨少，事非经过不知难。 — 陆游 — 陆游