叶澜教授认为:“课堂应是向未知方向挺进的旅程,随时都有可能发现意外的通道和美丽的图景,而不是一切都必须遵循固定线路而没有激情的行程。”思想品德课堂教学的开放性很强,学生思维旁逸斜出是一种常见的现象,因此,在教学过程中,常常会遇到这样的问题,教师虽然做了认真而周密的教学设计或预设,但是课堂却不一定会按照教师的预设来进行,常常会出现这样或那样的“意外”事件。那么 Professor Ye Lan believes that: “Classroom should be an adventurous journey to the unknown direction, at any time may find unexpected passageways and beautiful scenery, not everything must follow the fixed line and no passion for the trip.” “Ideological and moral classroom teaching Is very open, the students thinking bypass Yi is a common phenomenon, therefore, in the teaching process, often encounter such a problem, although the teacher did a careful and thoughtful teaching design or pre-set, but the classroom But not necessarily in accordance with the teacher’s default to carry out, often appear this or that ”Accident " incident. Then