18.閱讀B:閱讀短文,完成表格。 ??Changzhi is a beautiful city in Shanxi Province.It was also called Lu'an government office(潞安府) before 1529.One hundred years ago,there weren't many tall buildings.There were some small houses.Many people were farmers and workers. ??They grew crops(種植莊稼).There was not much traffic.People went shopping in the shops.The air was very clean and fresh.Changzhi was quiet too. ??Now there are a lot of tall buildings.Different people do different things.Doctors,teachers,photographers and so on.There are many cars and buses.There is a lot of traffic.The air is dirty.People do shopping on the Internet.Life is convenient(便捷的).Changzhi is busy and noisy.