本板书力求通过简笔画和重点词语,形象、直观地突出教学重点,并突破教学难点。板书的整体布局和插图情景相一致,学生便于理解。板书的背景是学生学习一二自然段后师生协同绘制的简笔画大雪山。这一教学情景再现了文中所描述的冰天雪地的恶劣环境,让学生仿佛置身于那种寒风呼啸? The board through the stick figure and focus on key words, images, highlighting the focus of teaching intuitive and breakthrough teaching difficult. The overall layout of the plank is consistent with the illustration scenario, which is easy for students to understand. The background of the blackboard is that students learn one or two natural sections after the collaboration of teachers and students to draw the sticky snow mountain. This teaching scenario reproduces the harsh environment of the ice and snow as described in the article so that students feel like being in the cold wind?