VB这一章是学生学习的一个难点,是教与学的一个困境。教师要用什么方法来突破这个困境?在实践中,我找到了一个比较好的工具——微课。微课与学生的认知特点、兴趣特长和智能水平有着较高程度的契合性;微课在课堂上可以由学生主动开启,随时应需介入学生学习;微课在互联网平台发布以后,可以实现随时随地学习、自主学习、反复学习。 VB this chapter is a difficult student learning, teaching and learning is a dilemma. What method should teachers use to break through this dilemma? In practice, I found a better tool - micro class. Micro-class and students’ cognitive characteristics, interest and intelligence have a high degree of consistency; micro-class in the classroom can be activated by students, students should be involved at any time; micro-class in the Internet platform after the release can be achieved Learn anywhere, learn independently, and learn repeatedly.