It is very important to deal with the rubbish in cities.
处理城市垃圾是很重要的。
If we don't deal with the rubbish problem, the rubbish in cities will pollute the environment and it is bad for our health.
如果我们不处理这个垃圾问题，城市垃圾将会污染环境，这对我们的健康也是有害的。
So some effective measures must be taken to save our life.
所以必须要采取一些有效的措施来拯救我们的生活。

Firstly, we should classify them according to different kinds of rubbish.
首先，我们必须根据不同种类的垃圾进行垃圾分类。
Secondly, we should recycle the newspaper and glasses.
第二，我们应该回收报纸，循环利用玻璃。
Thirdly, the dirty water must be well handled.
第三，脏水必须处理好。
Last, laws about environmental protection must be made.
最后，必须要制定关于环境保护的法律。
We should begin from ourselves to protect our environment and save our life.
我们应该从我们自己做起来保护我们的环境、拯救我们的生活。