在课堂教学中,时间是衡量教学成果的重要指标,可作为教师教学进程安排的关键依据,因此,对课堂时间的分类进行探析,结合课堂教学的结构,对课堂教学的时间进行合理分配,不仅能够完善课堂教学的结构,还能促进教学的效率。在初中科学教学的时间中,学生可对科学学习的时间与专注的时间进行调控。对教师来说,其是教学活动的引导者,课堂作为教学活动的根据地,教学活动开展的成效主要在于课堂的教学,教师可对教学实用的时间进行 In classroom teaching, time is an important indicator for measuring teaching outcomes, and can be used as a key basis for the arrangement of teachers’ teaching process. Therefore, the classification of class time is analyzed, and the classroom teaching time is rationally allocated in combination with the structure of class teaching. Can improve the structure of classroom teaching, but also promote the efficiency of teaching. In the science teaching time of junior high school, students can regulate the time of scientific study and the time of concentration. For teachers, it is the guide for teaching activities. Classroom is the base of teaching activities. The effectiveness of teaching activities mainly lies in the teaching of the classroom. Teachers can make practical teaching time.