第1个回答 2010-05-23
每天都有很多树木被砍 环境变得越来越差 许多动物无家可归
我们必须多种树木 改善环境
许多湖水被污染 能用的水越来越少 我们不得不节约用水
空气污染也是一个大问题 二氧化碳使温度越来越高 平常我们应少乘车 多走路
参考词汇(要用进去)：cut down pollute plant save our earth is in great danger
The environment is getting worse along with there are a lot of trees have been cutting downing everyday, animals are being homeless.
What we have to do for improving the bio-environment is to plan more trees.
In the meantime, we have to save water as much as we can due to water shortage caused by pollution of lake and river, and another important fact that we cannot ignore is air pollution and the situation of global warming caused by carbon emission, so that, we’d better to walk more instead of taking auto and bus.
第2个回答 2010-05-23
Many trees are cut down every day. The enviorment is getting worse and worse.Many animals become homeless.We have to plant more trees to improve the enviornment. Lakes are polluted. Available water gets less.We have to save for water.Air pollution is also a big problem. Carbon dioxide makes the temperature higher and higher
we should walk more and drive less.
第3个回答 2010-05-23
Many trees are cut down every day.
The environment is getting worse and worse.
A lot of animals become homeless.
We should plant more trees in order to improve our environment.
Many lakes are polluted and the water that can be used for drinking is becoming less and less.We have to save water.
Air pollution is also a big problem. The carbon dioxide makes the tempreture higher and higher.
We should walk more and drive less in our daily life.
第4个回答 2010-05-23
Many trees were cut down every day, getting much worse environment for homeless animals
We have more trees to improve the environment
Many lake contaminated water can be used less and less we have to conserve water
Air pollution is also a big problem more and more carbon dioxide, the temperature should be less travel and more normal walk
第5个回答 2010-05-23
Many trees are cut down every day
the enviorment gets worse and worse.
many animals become homeless
We have to plant more trees to improve the enviornment
lakes are polluted
available water gets less and less
we have to save water
Air pollution is also a big problem
carbon dioxide makes the temperature higher and higher
we should walk more and drive less本回答被提问者采纳