Extraction of the topic from utterances is part of the discourse analysis in a spoken dialog system.

语句的主题提取是口语对话系统中话语分析部分的工作。

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The Content analysis is applied as the main study method, assisted with the Discourse analysis of Van Dijk.

本研究所使用的研究方法主要为内容分析法，并辅助以梵·迪克的话语分析方法。

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Based on the teaching practice of reading, the paper discusses the operational approaches of the discourse analysis.

文章结合英语的教学实践，对阅读教学中语篇分析的可操作性手段进行了探讨。

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This report, based on close analysis of the insurgents' own discourse, reveals relatively few groups, less divided between nationalists and foreign jihadis than assumed, whose strategy and tactics have evolved (in response to U.S. actions and to maximise acceptance by Sunni Arabs), and whose confidence in defeating the occupation is rising.

NPR: Report: Iraqi Insurgency Gaining Confidence