【正文】
sidered as special ability of few journalists. they need strong sense to analyze the news and ability to express their viewpoint, in editorial or column. but according to some theories such as social responsibility theory, mass media should functions as a idea market, in which everyone can exchange their idea. thatamp。39。s the opinion pages in most of newspapers of world. from the end of 20th century, more and more chinese newspapers have opinion pages, more and more chinese people express their idea in these pages. so they need training