话轮转换研究是会话分析中的核心问题。本文从话轮转换的角度分析研究了全国英语等级考试(PETS)口试中的话轮转换特点。研究发现,考生在口试中存在一些问题,如话轮过于简单、缺乏交际积极性及适当的交际策略、母语文化迁移、缺乏互动交际意识等。本研究为PETS考生的口试提供了一些借鉴。 Turn-taking research is the core issue in conversation analysis. This article analyzes the characteristics of turn-taking in the PETS oral test from the perspective of turn-taking. The study found that candidates had some problems in the oral test, such as too simple turn-taking, lack of communicative enthusiasm and appropriate communication strategies, migration of mother tongue culture, and lack of awareness of interactive communication. This study provides some references for oral interviews of PETS candidates.