本文从中小学语文教育,尤其是中学语文教育的现状出发,指出生成性教学课堂常见弊病,并分析这些弊病产生的原因,且分别从教学预设的理论诉求——重建以生为本的教育价值观,预设要有启发性、层次性、间隙性,以及在预设过程中教师所采取的具体措施等角度,来阐述让生成因预设而丰富的方法。 Based on the current situation of Chinese education in primary and secondary schools, especially in middle school, this paper points out the common defects in generative teaching and analyzes the causes of these shortcomings. From the theoretical demands of teaching preconditions - to rebuild students’ values ​​of education , Presuppositions should be instructive, hierarchical, interstitial, as well as the specific measures taken by teachers in the default process, etc., to explain the method to generate a rich and preset.