在单班复式教学中最感困难的，是时间不够支配，课堂秩序不易掌握。因为单班复式教学是要在同一个四十五分钟的教学时间内，完成四个年级的教学任务。而且在质量上，要求不能低于单级教学。因此在钻研教材的基础上，合理的支配和利用教学时间，便成了单班复 The most troublesome single-class compound teaching is that time is not enough to control the classroom order is not easy to grasp. Because single-class teaching is to be in the same forty-five minutes of teaching time to complete the four grade teaching tasks. And in terms of quality, requirements can not be lower than single-class teaching. Therefore, based on the study of teaching materials, reasonable management and use of teaching time, it has become a single shift complex