从炎炎夏季中，我们就不知不觉的过渡到了下半年，这就意味着我们将迎来的是2014年下半年的英语四六级考试，距离考试还有段时间，同学提前预习好过临阵冲刺。下面的四级作文练习同学们好好利用。

　　论述文框架：

　　Owing to the speedy economic development, the number of people who…has considerably increased/declined. It is universally acknowledged that … plays a crucial role in modern society.

　　Due attention has to be paid to the issue of…. With the reform and opening-up in recent decades，people in mounting numbers have come to realize the significance of …. If we let this situation continue as it is, we do not know where humans will be in the forthcoming future.

　　Accordingly, it is imperative for us to take drastic measures. To begin with, we should appeal to the authorities to make strict laws to …. In addition, we should cultivate the awareness of people that … is essential to us. Only in this way can we reverse this disturbing trend illustrated above.