数学课堂是学生学习数学知识、提高运用数学知识的能力和水平的主要场所,同时也是教师向学生传授数学知识和学习方法的主要阵地。在数学教学中,教师如果要提高学生的学习质量,则先要上好数学课,而上好数学课的关键就是要抓好课堂教学的每一 The mathematics classroom is the main place for students to learn math knowledge and improve the ability and level of using math knowledge. It is also the main position for teachers to teach students math knowledge and learning methods. In mathematics teaching, if teachers want to improve students’ learning quality, they must first take a good math class, and the key to good math class is to grasp each of the classroom teaching