摘  要

随着中国外向型经济的快速发展，对外经济贸易活动日益频繁。商务英语函电也逐渐成为当今贸易活动的重要部分。在商务英语函电中，礼貌原则和合作原则是其关键的两个原则。本论文在研究两个原则在商务函电中的写作用法外，还会用一些具体案例来分析了其在日常交往中的用法。本文以格莱斯的合作原则和礼貌原则为中心，阐述了两个原则的来源以及在商务活动中的重要性，两种策略在写作中有相同点也各有其特点。希望通过对礼貌原则和合作原则的了解，能为商务工作者和学习者带来一定的启示和帮助。

关键词：礼貌原则， 合作原则， 商务英语函电

Abstract

With the rapid development of China’s Export-oriented economy, there are more and more foreign economic and trade activities. Therefore, business English correspondence  gradually becomes an essential part in today’s business activities. In business English correspondence, there are two key principles which are politeness principle and cooperative principle . This paper focuses on the application of the two principles in English business correspondence and analyzes some usages by concrete cases in daily communication. It introduces the origin and importance of politeness principle and cooperative principle. Politeness principle is different from cooperative principle in some feathers of its own, however, it has something similar to the cooperative principle in some aspects. With the penetration into politeness principle and cooperative principle, this thesis intends to offer certain inspiration and help for the business people and business learners.

Key words: politeness principle, cooperative principle, English business correspondence