摘要
This article sorts out the research changes on the speech act from a multimodal perspective.After collecting relevant documents from the two major retrieval systems of Web of Science and China National Knowledge Infrastructure(CNKI)databases,the research direction of speech behavior in the linguistics field has shown a shift from monomodal to multimodal,and the research object has shown a shift from written language to on-site speech.The research method has changed from formalization to corpus construction.Through these changes,this article conducts a forward-looking discussion on potential research topics in the future,intending to provide assistance for future research on speech acts.
