不是自学，学校课程。一般高中都有这样的课啊

来源: 兄贵于 2021-01-26 19:51:45 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.