在日常生活中广告扮演什么样的角色?

问题描述:

在日常生活中广告扮演什么样的角色?
what role do advertisement play in our daily life?用英语回答

Advertisement play a double role in our daily life-namely positive and negative:As to the positive role,advertisements deliver up-today information to people,such as:new product,new technology for dis...