2012年12月英语六级作文真题(II):人与电脑

作者高级词汇使用比较准确，词汇表达较丰富，但仍需增加词汇积累；文中有几处错误的句子，部分句子偏简单；文章层次较为清晰。

With the increasingly amount of densely populated,air pollution has become a severe issue.There are four mainly human activities areas air pollution comes from,including industry、energy、transport and agriculture.Operating industry need energy to ensure the enough power for train、airplane and bus.How air pollution comes out is that all these energy works by burning fuels.Scientists are researching in a new power generation method to reduce air pollution.The increasingly aware of public environmental protection have some activities such as recycling emerge.