一、缘起:课怎么没上完去年下半年,我市在江都实验小学举办了以“探索规律”为专题的数学高端培训活动,由省、市特级教师和学科带头人分别执教三节“探索规律”课。三节课都出现了类似情形——在40分钟时间内预设的教学内容没上完,最多的一节课用了55分钟,最少的一节课也用了50分钟,听课老师嘘声一片。互动交流环节,活动组织者向听课教师保证说:下次活动不会出现这样“严重”的拖堂现象。而邀请 First, the origin: how the class did not finish the second half of last year, the city held in Jiangdu Experimental Primary School to “explore the law” as the theme of high-end math training activities, provincial and municipal super teachers and academic leaders were taught three sections “Explore the law ” lesson. A similar situation occurred in all three classes - the default course content was not completed in 40 minutes, the maximum duration was 55 minutes, the minimum duration was 50 minutes, and the teacher lectured was boosted. In the interactive exchange session, the event organizer assured the lecturer that there would be no such “serious” dragons next activity. And invite