以课堂为主阵地,促进学生“生成性”学习不仅有利于提高课堂教学成效,更重要的是有利于学生学习能力的长远发展;建构开放式教学不仅是对传统的“教师一言堂”的转变,而且是促进学生“生成性”自主发展的需要,但这需要教师运用相应的教学策略。 It is not only beneficial to improve the effectiveness of classroom teaching, but more importantly it is conducive to the long-term development of students’ ability to learn. The construction of open-ended teaching is not only a reflection on the traditional “teachers” “But also to promote students ” generative "independent development needs, but this requires teachers to use the appropriate teaching strategies.