一、重情境创设,引导学生在具体情境中亲近数学数学家H·Freudenthal说:“数学是现实的,学生从现实生活中学习数学,再把学到的数学应用到现实中去。”数学教学要从所熟悉的现实情境和已有的知识经验出发,让学生能够积极地亲近数学,参与数学活动。因此,教师 First, the heavy situation to create and guide students in specific contexts Close Mathematical mathematician H. Freudenthal said: “Mathematics is a reality, students learn mathematics from real life, and then apply the learned mathematics to reality. ” Mathematics teaching should be based on the familiar reality and existing knowledge and experience so that students can actively get involved in mathematics and participate in mathematics activities. So, teacher