根据对话内容,用方框中所给短语的适当形式填空。
be good for hear of be off turn off a lot of pollution worry about plant some trees join in look after throw away |
Mike: I hear you
1 to the Caribbean for a long holiday! Lucky you! But aren't you
2 the dangers
of such long flights on the environment?
Ken: Why should I be worried?
Mike: Planes cause
3 .
Ken: I know, but what can I do about it? I already try my best to protect the environment. I recycle,
and I don't just
4 things if I don't want them any more. I
5 the lights when I leave a room.
Don't tell me we shouldn't travel by plane any more!
Mike: No, of course not. But there is something we can do about it. Have you
6 future forests
company? It's an environmental group that helps to
7 trees. By planting more trees, We can
help keep the air clean, because trees
8 the environment. In this way, we can reduce the
dangers of pollution.
Ken: Good! So I can enjoy my holiday, and when I come back, I
9 !
Mike: That's a good idea! Maybe we can all
10 and start a small forest!