In the eyes of many people, city is attractive with all its advantages and conveniences. People can buy almost all kinds of things at supermarkets or shopping malls, dine out in good restaurant, they can have more educational opportunities. However, with the expansion the city, more and more people are flowing into the big city. Now the traffic is heavier and heavier. The pollution problem is getting more and more serious. The living condition is worse and worse. Most people love the advantages of city life, but a big city also has its disadvantages.

　　在很多人眼中，城市很有吸引力因为所有优势和便利。人们几乎可以在超市或购物中心买到各种各样的东西，去好的餐厅，且他们可以有更多的教育机会。然而，随着城市的扩大，越来越多的人涌进大城市。现在的交通越来越重。污染问题越来越严重。生活条件越来越差。大多数人喜欢城市生活的优点，但是大城市也有它的缺点。