板书是课堂教学中不可缺少的组成部分,板书是课堂教学的书面语言,是课堂教学内容与教学过程的缩影,素有“微型教案”之称。好的板书不仅能呈现知识的形成过程,显现知识之间的内在联系,还能凸现教学的重难点,有利于发展学生的思维能力,还可给学生以爽目悦心和美的享受。 Writing a book is an integral part of classroom teaching. Writing a book is a written language for classroom teaching. It is a microcosm of classroom teaching content and teaching process. It is known as “miniature teaching plan”. A good blackboard can not only show the formation process of knowledge, reveal the internal relations between knowledge, but also highlight the teaching of the heavy and difficult points, is conducive to the development of students’ thinking ability, but also to the students to enjoy the pleasing to the eye and the United States.