我们青海师范专科学校中学教育研究室于1987年对我省海西、海南、黄南、海东和西宁等地的12所中学、31个教学班的1866名初中学生(其中初一年级学生327人,初二年级787人,初三年级752人)进行了一次随机抽样、无记名笔答形式的调查,获得了大量的有一定参考价值的信息。本文就是在分析了其中一些主要数据的基础上写成的。由于我们的调查工作是在人员少,时间仓促和缺乏经验的情况 Our Qinghai Teachers College of secondary education research laboratory in 1987 in our province Haixi, Hainan, Huangnan, Haidong and Xining and other places of 12 secondary schools, 31 teaching classes of 1866 junior high school students (including first grade 327 Person, 787 students in the second grade and 752 students in the third grade) conducted a random sample survey and a lot of information with some reference value. This article is based on the analysis of some of the main data written on the basis of. Due to the small number of personnel, time constraints and inexperience in our investigations