空气污染的危害英语作文：Air Pollution
远程控制别人电脑we all know that clean air is important to good health. wherever you go and whatever you do, you are always surrounded by a sea of gases that we call
北京新车上牌流程air. if there are impurities in the air, they may be absorbed by our bodies and make us ill. we need clean air, but unfortunately, air pollution is globally
present, especially in cities.
手机充电器many large cities are anything but pollution-free. our cities have many factories, which we need to make food, clothing and other things. every year的组词
车工实习these factories pour millions upon millions of tons of smog into air. power plants and houses that burn coal add greatly to air pollution. besides, there are
more cars in cities now. once out on the streets, they will take in fresh air and replace it with poisonous gases.大型网络游戏排名
our country is trying hard to prevent and control air pollution. as long as every citizen also realizes its importance and makes join efforts, the day
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