美国电视剧《凯莉日记》是近年来出现的一部优秀电视剧。该剧通过女主人公及朋友在学业,爱情,亲情等方面的诸多困惑展现了美国青少年的生活。在本文中,笔者通过语用学中的合作原则研究电视剧《凯莉日记》的台词及其对合作原则的违背,揭示其对于电视剧故事情节推进以及人物塑造的重要作用。 American TV series “Kylie Diary” is an outstanding drama that has appeared in recent years. The play through the heroines and friends in school, love, affection and other aspects of confusion shows the lives of American teenagers. In this paper, the author studies the lines of the drama “Kelly Diary” and its violation of the principle of cooperation through the principle of cooperation in pragmatics and reveals its important role in advancing the plot of the TV series and shaping characters.