《数学课程标准》指出:“评价要发现和发展学生多方面的潜能,了解学生发展的需求,帮助学生认识自我,建立自信。”为了实现新课程所提出的培养目标,这就要求教师合理运用评价策略,最大限度地调动学生学习的积极性,鼓励学生对待问题敢说、敢问、敢想、敢做,促使学生主动学习、乐于学习。 The standard of mathematics curriculum states: “The evaluation is to discover and develop students ’potential in many fields, to understand the needs of students’ development, to help students to recognize themselves and to build their self-confidence.” In order to realize the training objectives proposed in the new curriculum, teachers are required Appropriate use of evaluation strategies to maximize the enthusiasm of students to mobilize and encourage students to treat the problem, say, dare to think, dare to do, to promote students to take the initiative to learn, willing to learn.