I. Listen to the tape and choose the right answers. Question 1. What damages the environment? A. forests B. Car and lorry fumes C. D. lightning D. Fossil fuels Question 2. What percentage does lighting accounts for of the electricity bill? A. 20% to 50% B. 10% to 15% C. 15% to 20% Question 3. What do we have to save energy and protect the environment? A. Switch off all electric things in your house. B. Process waste water. C. Bike or use the bus more and drive less. D. Use an ordinary 100 watt light bulb. Question 4. What should we bring with us when we go out? A. A worn-out bag B. A reuse box C. Old clothes D. A reusable shopping bag II. Listen and decide whether the statements are true or false by circling T (true) or F (false). Question 5. Try to avoid buying plastic because it's difficult to recycle. A. True B. False Question 6. Not only on land but also in the sea, oil spills pollute sea water and kill sea creatures. A. True B. False Question 7. The ideal environment helps us to maintain a healthy life. A. True B. False Question 8. Pollution can't be prevented by the thing we do every day. A. True B. False