【正确答案】 Movement of Population Nowadays, with the development of modern society，there has been a steady rise in the number of movement of population. This phenomenon has aroused considerable concern from the whole society. Just as a coin has its two sides，the movement of population is no exception. It has brought about many benefits. First and foremost, there is no denying the limited land can no longer produce enough crops for an ever-increasing rural population. In addition, it is obvious that there are far more opportunities in big cities—rural laborers dream of earning money through hard work However，it also has some problems. For one thing，it will increase the pressure of traffic，for another, it also does great harm to the environment. On the basis of the above analysis I mentioned above, we can confidently predict the future tendency. There is no denying that if city people and rural laborers have devoted themselves to constructing a healthy city，we will have a promising future.