在学生自主学习的时间里,我喜欢漫步于学生中间。时间长了,我发现一种奇妙的“脚步效应”,即我的脚步经常停留的地点附近的学生,上课精神饱满,学习劲头十足;而我不经常或很少“光顾”的学生,精神状态就不太令人满意。为什么呢?为了搞清答案,我进行了一次问卷调查。通过调查,我 In the time of student self-learning, I like to walk among students. For a long time, I found a wonderful “footstep effect”, that is, the students near the place where my footsteps often stayed. The students were full of spirit and full of learning; while I didn’t often or very rarely “pause” students, my mental state. It is not very satisfactory. Why? In order to clarify the answer, I conducted a questionnaire survey. Through investigation, I