New York, London, Paris and other big cities are good places to live in. There are a lot of ['ɪntrəstɪŋ] things to see and to do. You can go to see different (kind) of museums, plays and movies. You can also buy things from all over the world.
But there are serious (problem) in big cities, too. It's expensive to live there. And there are so many people (live) in big cities, too. Every year, many people move to the cities to find jobs, to s at schools and to receive the (good) medical care. But sometimes. These people can't find work good places to live in. Also, it is ['dɪfɪk(ə)lt] to keep cities clean and safe.
Some people like living in big cities very much. But before to a big city, they should about the problems of living there.