Report:

　　改写题目+一句话(In this essay, I will analyze问题A+问题B)

　　The quality of life in big cities is worsening. What do you think the reasons are? What can you suggest as a solution?

　　Today, the world's biggest cities continue to expand in size as increasingly more people are choosing to migrate towards an urban lifestyle. Often the drawbacks of this phenomenon include the worsening of the overall quality of life found there. In this essay, I will analyze the factors and solutions of this phenomenon.