对话是师生或生生进行交流和思想碰撞,在相互切磋中加深领悟、共同提高,是双方共同参与的互动。对话折射着人性的光辉,散发着互动的气息,涌动着生命的灵性。有效对话是学生主动建构知识的前提,教师与学生之间的互相融合只有激发学生的数学思维,引导学生主动去构建数学模型,促使学生 Dialogue is the exchange of teachers and students or life and death and the collision of ideas. We deepen our understanding and enhance together through mutual understanding, which is an interaction involving mutual participation. Dialogue reflects the radiance of humanity, exudes an interactive atmosphere, surging the spiritual life. Effective dialogue is the prerequisite for students to take the initiative to construct knowledge. The mutual integration between teachers and students only inspires students’ mathematical thinking and guides students to take the initiative to construct mathematical models so that students