板书是课堂教学的重要组成部分。板书设计既是一门科学,又是一门艺术,说它是门科学,因为板书能系统化、条理化、形象化地突出教学重点,突破难点;说它是门艺术,是因为板书能运用文字、画图、线条、彩色等手段,强化表现力。由此可见,好的板书是课堂教学成功的重要保证。因此,应在备课时精心设计。 Board writing is an important part of classroom teaching. The book design is not only a science but also an art. It is a door science because it can systematically, systematically and figuratively highlight teaching priorities and break through difficulties. It is a door art because board writing can use text. , drawing, lines, color, and other means to enhance expression. This shows that a good board is an important guarantee for the success of classroom teaching. Therefore, it should be carefully designed when preparing lessons.