为进一步提高教学质量，本文根据教学实践及体会，就教学过程中讲课的作用和要求、课前的准备工作进行了探讨，提出了“早期备深”和“课前备深”的方法和手段。%On the basis of the practice and experience of teaching, this paper discusses the effect, demand of teaching and the preparation of lessons, and puts forward the methods and means of preparing lessons in early and before class in order to improve the quality of teaching.
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机译：How the Group Leaders of Lesson Preparation Groups Facilitate Group Learning and Reflective Practice in Chinese Public High Schools =中国公立高中的备课组长是如何引领团队学习和反思性实践的？
