| Television tourism program is the product of the development of tourism market,and also an effective means to publicize local characteristics.The key to the success of TV tourism program lies not only in the arrangement of program content,but also in the expression of host's voice language.At the same time,as a separate type of program,TV tourism program has its particularity.The host also has a different role in the program----experience.The author believes that the role of the host in the TV tourism program is directly related to the popularity of the content itself.Therefore,it is necessary to make a careful and in-depth study of the functions of the host in the program.Starting from the role theory of sociology,this paper will analyze and elaborate the specific meaning of the role function.At the same time,the role function of the host in the program is divided into: experience function,explanation function,text conversion function,public opinion guidance function,and explore ways to realize the role function of the host in the TV tourism program. |