《课程标准》指出:“口语交际能力的培养要在双向互动的语言实践中进行。”指明了“双向互动”是口语交际的主要特点。“双向互动”是人与人之间动态的相互作用的推进过程,是学生在‘生与生’、‘生与师’的口语交流实践中互相启发,相互促进,不断提高口语能力的动态过程。所以,在双向互动的语言实践中进行口语交际,就是口 Curriculum Standard states: “The cultivation of oral communicative competence should be carried out in a two-way interactive language practice.” “Pointing out that” two-way interaction “is the main characteristic of oral communication. ”Two-way interaction " is a dynamic process of interaction between people to promote the process, students in the ’students and students’, ’students and teachers’ practice of oral communication with each other to inspire each other, and constantly improve their speaking ability Dynamic Process. Therefore, oral communication in the two-way interactive language practice is the mouth