听对话,回答问题。 |
1. What are they talking about? |
A. How to go to school. B. How to save the environment. C. How to recycle waste paper. |
2. How many ways did they talk about? |
A. Three. B. Four. C. Five. |
3. What's the first way? |
A. Turning off the lights. B. Recycling paper. C. Using a bag instead of plastic bags. |