Internet public opinion is the collective opinion of the peoples of a society on the public issues，which consists of the desires，emotions and thoughts，and uses the Internet platform as the carrier. With the development of network technology and the popularity of mobile Internet，the influence of Internet public opinion on the formation and evolution of the collective action is growing. Therefore，strengthening the government response management on the internet public opinion is the vital issue to be solved urgently in the construction of the government’s online ruling ability. By analyzing the psychological and behavioral characteristics of the public participations in different stages of the of the evolution of internet public opinion，this study discussed the different strategies and modes that government should take to prevent，manage，determine and deal with the public opinion in the different stages. This study may effectively improve the government’s abilities on managing the internet public opinion，enhance the credibility of the Government，maintain social order and stability，promote sustainable development of the society.