10. M: Have you seen my football?

W: No, but I saw a basketball and a baseball in the corner.

9. W: Mike, it’s time to get up.

M: But Mom, I’m not feeling well.

8. W: Are there any children in the room?

M: Yes. Two are drawing at the table and three are playing near the window.

7. M: The government has done something useful to reduce or control the pollution.

W: Great. I hope everything stays fine.

5. A lot of fish have died because of polluted water in the lake.

Ⅱ. 6. W: Breathing polluted air is harmful to human’s health.

M: I agree with you.

4. The chemical plant produces terrible gas.

3. Look! The factory is pouring a lot of waste water into the river.

2. The louder the noise you make, the more hearing loss you risk.

Ⅶ. 书面表达。(15分)

你听说过“地球日”吗？每年的4月22日全世界都庆祝这个特别的日子。目的是号召全世界的人们来爱护我们的地球。我们该怎样以实际行动来庆祝这个日子呢？请你写一篇短文，来阐述你的观点。不少于80词。

参考词汇：Earth Day, all over the world, celebrate, special, protect, call on

听力材料：

Unit 2　 Topic 1

Ⅰ. 1. Light population is harmful to our eyes.

51.　　　 　52.　　　 　53.　　　 　54.　　　 　55.