怎样才能确保课堂教学高效呢?必须扣住几个关键词:一、在“明”字上做文章“明”就是明白、明确和明了,是做好事情的前提。要实现课堂教学高效,备课时对以下问题必须明确。教学体系明确。所谓教学体系要明确,指教师教学前必须明确教材及 How can we ensure that classroom teaching is efficient? There are a few key words that we must keep in mind: First, to make a fuss about the word “明”, “明” is to understand, be clear and clear, and be a prerequisite for doing well. To achieve efficient classroom teaching, preparation of the following questions must be clear. The teaching system is clear. The so-called teaching system to be clear, that teachers must be clear teaching materials before teaching