习题训练是一种学生的实践活动,是学生自主学习的过程.在习题训练中,学生在任务的驱动下,通过计算和表达等外显行为,有效地表现其内隐的认知水平.教师通过对学生作答所表现出的认知结构的分析,制定针对性的教学行为,以促进学生认知能力的 Exercises training is a practice of students and a process of students’ autonomous learning.In the exercise training, under the motivation of task, students express their implicit cognition effectively through explicit behaviors such as calculation and expression. Through the analysis of the cognitive structure of the students ’answers to the questions, we can formulate targeted teaching behaviors to promote students’ cognitive ability