运用“空白”艺术,教师的主导作用和学生的主体作用都能得到比较充分的发挥。一方面,教师必须于课前对课堂教学做精心的研究和策划,科学地组织教学内容和教学过程。另一方面,学生必须积极参与,充分发挥主观能动性。在“空白”中,教与学得到有机统一,学生对学习内容的认知和掌握程度必然 The use of “blank” art, the dominant role of teachers and the role of students can be more fully play. On the one hand, teachers must make careful study and planning of classroom teaching before class and organize the teaching content and teaching process scientifically. On the other hand, students must actively participate and give full play to their initiative. In the “blank”, teaching and learning are organically unified, students must understand the content of learning and mastery