Recently, the problem of environmental pollution is getting more and more serious. The air pollution, noise pollution and water pollution are found on the newspaper everywhere.
Saving Our Earth It is very important to deal with the rubbish in cities. For one thing, rubbish may cause a lot of pollution. It may pollute the air, the water and the places we live in. For another,
The Yangzte River is the longest river in China. And it's important and helpful to us Chinese. But these days the Yangtze River is bringing us serious floods. Many villages were destroyed by floods. T
