北京医学考博考试培训_北京新东方医学考博考试培训

考博英语作文预测范文：雾霾治理和环保

It goes without saying that the problem of hazy weather should be attached great importance to by the government and the consequences should be taken into profound consideration. To account for the above-mentioned air-pollution phenomenon, a couple of severe reasons should be pointed out. On the one hand , the severely polluted air industrial wastes have been pumped into the air, the lakes and rivers and an increasing number of automobiles crowd into the streets and produce the gas emission. On the other hand, the widespread use of plastic bags and coal burning as well as the nationwide construction dust have been pumped into the air from time to time.