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；文章层次较为清晰；若增加一些长难句的使用，文章会更好。

With the increasingly amount of densely populated,air pollution have becoming a severe issue.There are four mainly human activities areas air pollution comes from,including industry、energy、transporting and agriculture.Operating industry need energy to ensure 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.