第1个回答 2010-11-03
1. The classification of rubbish is very good to our life.
2. It can save the usage of the land.
3. It can reduce the pollution.
第2个回答 2010-11-03
1 The classification of rubbish benefits our life.
2 It can help to spare land.
3 It can help to reduce pollution.
第3个回答 2010-11-03
It is useful for our life to classify the garbage.
It can save the land.
It can reduce the pollution.本回答被提问者采纳
第4个回答 2010-11-03
Putting the rubbish dividually is good for our life, it not only can save space, but also can reduce pollution.