本文以人教版高中英语教科书的课文为实例,探讨了话语分析学有关语境作用和语篇连贯的理论对高中英语阅读教学的积极意义,提出了上述理论的实际应用既能帮助学生从宏观上把握文章的组织结构和意义网络,又能从微观上挖掘出细节和含意,从而培养和提高学生的阅读能力。 This article takes the textbook of the English version of the PEP as an example to discuss the positive meaning of the theory of discourse analysis on the contextual effect and coherence of the discourse on senior high school English reading teaching and put forward that the practical application of the above theory not only helps students to learn from macro Grasp the organizational structure of the article and meaning of the network, but also from the micro-mining details and implications, so as to develop and improve students’ reading ability.