在当前新课程背景下,全力实施素质教育,课时大幅度减少,但是教学内容并没有减少。如何才能在有限的时间里完成既定的教学任务,我认为以问题为载体,编写问题学案是构建和谐高效课堂的一种有效手段。问题是课堂教学之魂。一切学习必须从提出问题开始,在处理分析问题中发展,以解决问题而告终。问题提得好,犹如一颗石子投向平静的水面,能激起学生思维的浪花,使之成为一把打开学生思维之门的钥匙。那么在物理教学中如何巧妙设问,提高课 Under the background of the current new curriculum, the full implementation of quality education, class time greatly reduced, but the teaching content did not decrease. How to accomplish the given teaching task in a limited time? I think that writing a problem case based on question as a carrier is an effective way to construct a harmonious and efficient classroom. The problem is the soul of classroom teaching. All learning must begin with asking questions and developing with handling and analyzing problems, ending with solving problems. The question is as good as a stone throwing into a calm water, inspiring a wave of student thinking and turning it into a key to opening the door to student thinking. So how to skillfully ask in physics teaching, improve class