《数学课程标准》明确指出:“在教学中,教师要重视学生在学习活动中的主体地位,让孩子在学习活动中不断地得到发展,教师要成为学生学习活动的组织者、引导者、合作者,为学生的发展提供良好的环境和条件。”这样的良好环境和条件往往需要教师创造性地实践和构思。笔者最近参加了一些培训活动,活动中多位教师展示了个性化的生 “Mathematics Curriculum Standard” clearly states: “In teaching, teachers should attach importance to the dominant position of students in learning activities, so that children continue to be developed in learning activities, teachers should become the organizers of student learning activities, guide, Collaborators, to provide a good environment and conditions for the development of students. ”" Such a good environment and conditions often require teachers to practice creatively and conceived. I recently participated in a number of training activities, activities, many teachers showed a personalized life