怎样构建合理有效的信息技术课堂是教师追求的目标。在分析学生主体性内涵的基础上,提出从激发学生学习兴趣与关注学生实践操作两方面着手达到合理构建的有效性。 How to build a reasonable and effective information technology classroom is the goal pursued by teachers. On the basis of analyzing the connotation of students’ subjectivity, this paper puts forward the effectiveness of reasonable construction from the aspects of stimulating students’ interest in learning and focusing on students’ practical operation.