At the time of childhood, I often wondered when I could have the chance to go to the city. We lived on a farm, in the winter especially, we were quite out off from the outside world. As soon as I left school, I packed my bags and moved to the capital. However, I soon discovered that my life has its too. Money is a big advantage. Going out costs so much, not to mention basics like food and housing. Another disadvantage is pollution. I suffer from asthma (哮喘），and the air is so bad that I am afraid to go outside. Then there is the problem of traveling round. Although I have a car,