【答案解析】At present, advertisements appear everywhere in our society, such as on TV, radio, newspapers, magazines. They not only give information about products and services but also persuade the consumers to buy some products. However, they also bring a lot of trouble. For example, when we are watching TV programs, especially some amusing TV plays, more often than not, we"re always interrupted by endless advertisements for at least fifteen minutes each time. Besides, a lot of space has been dominated by advertisement in newspapers and magazines. What"s worse, the advertisements sometimes provide the consumers with false information so as to make more money.