聽下面5段對話，每段對話后有一小題，聽完每段對話后，你都有10秒鐘的時間回答有關(guān)小題
和閱讀下一小題，每段對話讀兩遍。
1. What are they talking about?
A. Soil pollution.
B. Noise pollution.
C. Air pollution.
2. What's the book about?
A. Saving electricity.
B. The environment.
C. Saving material.
3. What kind of bags does the woman use for shopping?
A. Basket.
B. Recycled plastic.
C. New plastic.
4. What made her uncomfortable?
A. Light pollution.
B. Water pollution.
C. Noise pollution.
5. What does the woman mean?
A. She's sad.
B. She's sorry to hear that.
C. She's glad to hear that.
