俗语说:“话不说不知,理不辩不明。”教师有针对性地创意设疑,创造自由争论的情景,让学生在思维的交流碰撞中识别美丑,判断真伪,深化思维品质。一、教学中师生争辩,在辩中激活主体思维课堂是属于学生的。在课堂中,教师与学生是合作伙 As the saying goes: “I do not know what I do not know, I do not know what I do not know. ” Teachers targeted creatively to create suspicions and create controversy, allowing students to identify beauty and ugliness in the exchange of thinking and collision, to determine authenticity and deepen thinking quality. First, teaching teachers and students to argue that in the debate to activate the main thinking of the class is a student. In class, teachers and students are co-partners