with the development of economy ， more and more people rush to cities. some people rush to cities in order to look for jobs and earn more money while others want to learn new knowledge and improve the quality of their personal life.

　　opportunities for bright young people are greater in the cities.but there exist some problems. for example， owing to the increasing population， the housing and traffic problem are becoming more and more serious. and the rush of the country people to cities also leads to the rise in crimes.

　　to solve these problems， the government should take effective measures to control the population and make them live orderly. also some opportunities should be created for the country people to receive education and improve their quality of life.