一、引言目前 ,我国的基础教育改革正在积极向前推进 ,新的课程标准以及据此所编教材的一个显著的特征是注意充分调动学生的学习主动性 ,让学生进行探究学习 ,使学生从自己的体验中学会认识并建构自己的认知结构。建构主义教学理论认为 ,人的认识不是被动接受的 ,而是通过自己 I. INTRODUCTION At present, China’s basic education reform is actively advancing. The new curriculum standards and a significant feature of the textbooks compiled according to it are that attention is paid to fully mobilize the students’ learning initiative and allow students to carry out inquiry learning so that students can learn from Learn to recognize and construct your own cognitive structure in your own experience. Constructivist teaching theory believes that human understanding is not passively accepted, but through