The present research has found that this genre has its unique interactional pattern which differs radically from that of ordinary conversation in terms of turn-taking system and topic control.
本文发现从话轮转换机制和话题控制角度来说，该体裁有其独特的互动模式，与普通会话有很大差异。
The paper draws on descriptive system of the Birmingham school, focusing on the teacher-led three-part turn-taking patterning of IRE/IRF cycles.
研究结果显示，八位抽样教师的课堂三话轮回合模式大同小异-即以IRE为主的课堂话语模式。
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