“以学生的发展为本”是当今教育改革的一大热点,是学生自我发展和终身学习的需要。以人为本,就要注重培养学生主动参与学习活动的意识。一、创设最佳教学时机,激发学生主动参与意识“循环小数”概念是在“小数除法”这一单元临近结束时被引进的。我通过三道练习题创设最佳时机 “Taking students ’development as the foundation” is one of the hot topics in today’s education reform. It is the need of students’ self-development and lifelong learning. People-oriented, we must focus on training students to actively participate in learning activities awareness. First, to create the best teaching time and stimulate students to take the initiative to participate in the concept of “circular decimal” is introduced in the “decimal division” near the end of this unit. I set the best time with three exercises