一、职高学生青春期知识欠缺现象描述据各方调查,都得出一个共性的结论:职高生在异性交往的过程中对性的开放程度远远高于同龄的学生。比如上海仁济医院生殖医学健康教育教研室就在前两年做了一项有关青少年婚前性行为的纵向研究,从2005年到2013年,通过8年纵向的比较,来调查青少年的相关变化。其中,他们给出一组对比的数据即在“是否接受婚前性行为”中,2005年有36.3%的青少年学生表示可以接受,而到了 First, the vocational high school students lack of knowledge Description of adolescents According to the investigation of all parties, have come to a common conclusion: Vocational students in the process of heterosexual exchanges open to nature is much higher than the same age students. For example, Renhe Hospital of Reproductive Medicine, Shanghai Health Education Department conducted a longitudinal study on adolescent premarital sex two years ago. From 2005 to 2013, it conducted an eight-year longitudinal comparison to investigate the changes of teenagers. Among them, they give a set of comparative data that “acceptance of premarital sex”, 36.3% of young students in 2005 said it was acceptable, and to