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教学从本质上说是“沟通”与“合作”的活动.人类的沟通与合作是以语言为媒介的.课堂教学,不管哪一门学科的教学,大都是将教学内容转化为语言并以此为媒介进行的.其中“对话”是教学活动的重要特点,是优秀教学的一种本质性标识《.普通高中数学课程标准(实验)》明确要求提高学生“数学表达和交流的能力”.实施新课程以来,课堂“对话教学”得到大力倡导,一线教师纷纷响应、积极尝试.相对于独白式讲授而言,实施对话
Teaching is essentially an activity of “communication” and “cooperation.” Human communication and cooperation are mediated by language.Teaching, no matter which subject is taught, most of the teaching content is converted into Language and use it as a medium. “Dialogue” is an important feature of teaching activities and an essential indicator of excellent teaching. “Ordinary High School Mathematics Curriculum Standards (Experiment)” Clearly Require Improvement of Students “Mathematical Expression And the ability to communicate ”Since the implementation of the new curriculum, classroom “ dialogue teaching ”has been strongly advocated, front-line teachers have responded, and actively try .In contrast to the monologue lectures, the implementation of the dialogue