This article illustrates the background of the topic research in terms of the requirement that the New Course has on math classes in the middle school and the current situation of math teaching.
本文从新课程对中学数学课堂教学的要求和中学数学教学的现状出发，阐述了本课题研究的背景。
Teaching individuality is a topic of general interest in contemporary research on education and teaching.
教学个性是当代教育教学研究关注的热点问题之一。
Effective teaching has become a hot topic in the research on teaching theory and practice.
有效教学已成为教学理论与实践研究的一个热点问题。
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