上海宝山区实验小学、特级教师潘小明老师在讲授“循环小数的认识”一节时 ,创设了新颖的导入方式 ,大大提高了知识的趣味性和学生学习的积极性 ,并为后继学习作了巧妙的孕伏。实录并作简析如下 :师 :同学们 ,一年中有哪几个季节？生（齐） :春、夏、秋、冬。师 :再说一遍。生 Shanghai Baoshan Experimental Primary School, super teacher Pan Xiaoming teacher in the teaching of “understanding of a fraction of the cycle”, the creation of a new way to import, greatly improving the interest of knowledge and student learning enthusiasm, and for subsequent learning clever Pregnancy volts. Record and make a brief analysis as follows: Teacher: Students, what are the seasons in a year? Health (Qi): spring, summer, autumn and winter. Teacher: repeat it. Health