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课程内容、教材内容、教学内容既有联系又有区别,厘清它们的关系,处理好它们之间的关系,是顺畅有效地展开数学教学的关键。
The contents of the course, the contents of the teaching materials and the teaching contents are both related and different. To clarify their relationship and handle the relationship between them is the key to smooth and effective mathematics teaching.