本文界定了高中任选课的内涵，确立了高中开设任选课的三项原则，总结了吉林油田高中开设任选课的课程体系和课程管理，并从理论上进行了论证。文中特别指明，更新教育观念是落实好任选课的前提。文章从任选课和必修课的关系；任选课对发展学生思维所起的作用两个方面论述了教育观念更新问题。　 This article defines the connotation of optional courses in senior high schools, establishes the three principles of setting up optional courses in senior high schools, sums up the curriculum system and curriculum management of optional courses in senior high schools in Jilin Oilfield, and theoretically carries on the demonstration. The article specifically states that updating the concept of education is a prerequisite for implementing an optional course. The article discusses the renewal of educational concepts from two aspects, the relationship between optional courses and compulsory courses; the role of optional courses in developing students’ thinking.