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普通高中数学课程标准指出:“教材应注意创设情境,从具体实例出发,展现数学知识的发生发展过程,使学生能够从中发现问题、指出问题,经历数学的发现和创造过程,了解知识的来龙去脉.”应该说,在新课程理念的引导下,教材内容的呈现,特别注意反映数学发展的规律和学生的认知规律.教
Ordinary high school mathematics curriculum standard states: "The textbook should pay attention to the creation of the situation, starting from the specific examples, to show the occurrence and development of mathematical knowledge so that students can find problems, point out the problems, go through the process of discovering and creating mathematics, and understand the ins and outs of knowledge. Should be said that under the guidance of the new curriculum concept, the presentation of the textbook content, with special attention to reflect the laws of mathematical development and students’ cognitive rules.