Part 2: 疯狂阅读：背诵篇
本部分是针对我们学过的模块单元所精选的十篇必背文章，如果大家熟读并背诵了这十篇文章，不仅对我们学过的内容起到了复习巩固的作用，而且能够很大程度地提升我们的写作水准！
1 We Have Only One World
When industries grow, pollution also grows. Today the problem of environment has become more and more important. The world population is rising so quickly that the world has become too crowded. We are using up our natural resources too quickly and at the same time we are polluting our environment with dangerous chemicals. If we don’t take action immediately then we will destroy our only world.
