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2008年11月,中国教育学会中学数学专业委员会在广西桂林举办了“第六届全国初中青年数学教师优秀课观摩与评比活动”.由于受展示活动的时间所限,为了给更多青年教师以机会,有必要把课堂教学的45分钟压缩,而又要不失一节课的整体形象和必要细节,此次活动与往届一样,仍然采用叙述一节课的方式——说课来取代对这节课的展示.
In November 2008, the Mathematics Committee of the Chinese Academy of Education Secondary School organized the Sixth National Junior High School Mathematics Teacher’s Excellent Course Watching and Appreciating Activity in Guilin, Guangxi. In order to give more youth due to limited time of the exhibition activities. Teachers take the opportunity to compress the 45 minutes of classroom teaching, while still losing the overall image and necessary details of a class. This activity, like the previous one, still uses the method of narrating one lesson—speaking instead of The demonstration of this lesson.