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教育家陶行知先生说过:“教是为了不教.”其实课堂并不仅仅局限在上课的45分钟之中.教师通过课前预习可以让学生提前了解所学内容,并带着问题走进课堂,把课的开始拓展到课前,所以有效的预习可以使学生获得在数学素养、学习方法改进、学习能力提高、知识的积累等方面的进步或发展.再者有效预习也能促进教师不断提高自身的专业水平.好的预习作业如何设计,以及针对预习后形成的学生间的差异如何进行课
Educator Tao Xingzhi said: “Teach is to not teach.” In fact, the classroom is not limited to 45 minutes of class. Teachers through pre-class preview can let students understand what they have learned, and with Problems into the classroom, the beginning of the class extended to the class, so an effective preview can enable students to get in the mathematical quality, learning methods to improve, improve learning ability, knowledge accumulation, etc. Progress or development can also effectively preview Promote teachers to continuously improve their professional level. How to design a good preview of the operation, as well as for the differences between the students after the preparation of how to carry out the class