no one can avoid being influenced by advertisements. on one hand， advertising greatly promotes sales. on the other hand， in their efforts to tell people about products and events， advertisers provide us with great amount of the latest information. radio， television and computer have made it possible for advertisers to attract the attention of millons of people. therefore， it has become part of our daily life. meanwhile， to make an advertisement， a lot of people will work together on it. so with the development of advertising a lot of jobs are being provided.

　　advertising is an important business.