| The change of media form promotes artistic innovation.With the popularization and application of network technology in the field of media,talk shows have realized the transformation from large screen to small screen,and the migration from satellite TV to network.The content and form of the program have been completely new.The role positioning and discourse expression of the host are adjusted according to the nature of the communication platform.At present,many network platforms adopt the triple ecological strategy of occupation,specialty and user in content production,and the network talk shows are mixed.As a representative work of Youku ’s ideal series,Round Table has always maintained a good reputation in the industry since its launch.The host Dou Wentao broke the three-person talk of the representative work sonorous three-person walk and created a new mode of talk shows.From three to four,it changes not only the number of guests,but also the discourse relationship and conversation strategy between the host and the speaker.This paper takes the conversation strategy of the host of the Round Table program as the research object,and uses the theory of Chinese broadcasting and Gamble ’s conversation strategy theory as the basis to analyze the beginning,subject and end of the host ’s conversation,combing the guests,topics and some program corpus of the six seasons of the program,and exploring the causes of the host ’s conversation strategy in the micro turn-taking.According to the research,the host mostly adopts knowledge mechanism strategy,questioning strategy and summary strategy in the conversation.In the selected conversation materials,the host is in the weak control of the turn,giving the guests a rich space for discourse expression.Finally,starting from the theory of communication,from the discourse transformation of the host ’s conversation strategy,the secondary positioning of the identity role,and the topic selection of the combination of professionalism and entertainment,it has reference for the discourse strategy and transformation of the talk show host in the new media environment. |