“无中生有”是古人关于世界形成的观点,认为万物都是从无到有的过程。在当代,“无中生有”是一个贬义词,指捏造事实的做法,在生活中是应该反对的。但在班级管理中,如果能够 “Out of thin air ” is the ancient people’s view of the formation of the world and believes that everything is a process from scratch. In the contemporary era, “those out of nothing” is a derogatory term. It refers to the practice of fabricating facts and should be opposed in life. But in class management, if