在课堂教学中 ,特别是教学的重点或难点 ,我们如果能用非常精炼的语句把教学内容总结出来 ,再给这些语句赋于特别的涵义 .这样教学 ,师生就会感到一种美的享受 ;对于一些暂时难以理解或易混淆或易遗忘的东西 ,让学生先把这些精炼语句背下来 ,再反复理解和应用 ,将有利于学生记 In the classroom teaching, especially the emphasis or difficulty of teaching, if we can sum up the teaching content with very refined sentences and give them special meanings, teachers and students will feel a kind of enjoyment. For some things that are temporarily difficult to understand or confuse or easily forgotten, allowing students to recite these refined sentences first, and then repeatedly understand and apply them, will help students to remember