本文对国外程式短语研究的进展进行简要综述,涉及程式短语本质与分类、研究意义与理论依据。同时就英语口语语篇标识语中的程式短语(简称“程式短语”),实证研究并探讨程式短语对口语流利性的相关程度。通过对慢速英语节目中商务英语会话里的程式短语的类型概括和语用功能的分析,发现教学程式短语被试学生英语口语流利度有了明显的提高 This article gives a brief overview of the progress of research on foreign programmatic phrases, and deals with the nature and classification of programmatic phrases, their significance and theoretical basis. At the same time, this thesis empirically studies and explores the relevance of programmatic phrases to the fluent orality of programmatic phrases in spoken English discourse markers (abbreviated “programmatic phrases ”). Through the analysis of the types and the pragmatic functions of the programmatic phrases in the business English conversation in slow English programs, it is found that the fluentness of spoken English of the experimental program students has been significantly improved