遵循认知规律,保证教学效果是课程改革的出发点,深入推进课堂教学改革不能动摇.完成教学任务,提高课堂效率又是我们的职责,也是课程改革的基础,必须不懈追求,二者不能顾此失彼.因此进一步研究问题为中心的探究型教学模式的课堂效率保障机制显得尤为迫切. To follow the law of cognition and ensure the teaching effect is the starting point of curriculum reform, we can not shake the reform of classroom teaching deeply.It is our responsibility to complete the teaching task and improve the efficiency of the classroom.It is also the basis of the curriculum reform, which must be relentlessly pursued. Therefore, it is urgent to further study the classroom efficiency guarantee mechanism of inquiry-centered teaching mode.