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《数学课程标准》指出:评价的主要目的是为了全面了解学生的数学学习历程,激励学生的学习和改进教师的教学;应建立评价目标多元化、评价方法多样化的评价体系。因此,教师应在深
The standard of mathematics curriculum states: The main purpose of evaluation is to fully understand the students ’mathematics learning process, to encourage students to learn and to improve teachers’ teaching; to establish the evaluation system with diversified evaluation objectives and diversified evaluation methods. Therefore, teachers should be deep