A: Turn off the lights, Robert. Don't waste electricity.
B: OK. I usually do that. But why do you start to care about such things?
A: I read some bad news about the environment. And we should begin to protect our environment now.
B: I agree with you. For example, we should turn the tap(水龙头)off when we are brushing our teeth.
A: OK. I will remember that. What else does it say?
B:
A: Oh, that's easy. I have done that already. Plastic bags are bad for the environment.
B: Good for you.
A: No way! It would take me one hour to get to my company by bike.
B: Then you can take a bus.
A: OK.
| A. And we should ride bikes instead of driving cars to work. B. I was just in a hurry. C. That is acceptable. D. The river used to be clean，but now it is dirty. E. We should take our own bags when shopping F. I saw some useful information about environmental protection in a magazine. |
