日常教学中,无论是我们自己,还是听别人上课,甚至是一些观摩课、公开课,我们往往会发现下课铃响了以后,或是教师还在滔滔不绝地上课,或是学生还在埋头写课堂作业……遇到这种情况(也就是通常所说的“拖堂”现象),教者一般都会在课后解释说是因为教 In daily teaching, whether it is ourselves, listening to others or even observing classes or open classes, we often find out that after the bell rang, or the teachers are still going on classes, or the students are still trying to write Classwork ... In this situation (which is commonly referred to as “dragons” phenomenon), the devotees usually explain after class because of teaching