Peter: I think all this talk about pollution, acid rain and the ozone layer is just a lot of fuss about nothing. They don’t affect us. Don’t you agree, Sally?
Sally: A fuss of nothing? How would you like to eat contaminated food and suffer rashes on your skin because of acid rain? Peter: Of course, I wouldn’t like it at all. But what I mean is, these are problems for the government to solve. (7) ________
Sally: Plenty, Peter. We can stop throwing rubbish into drains and rivers. We can try to (8)_________ water and electricity. We can stop using aerosol sprays. These contains CFCs which cause the thinning of the ozone layer.
Peter: We can also plant more trees and use recycled paper. I see (9) ____________.