文学常识广义指涵盖文化的各种问题。包括作家，年代，作品，文学中的地理，历史各种典故，故事，也包括一般的人们众所周知的文学习惯。关于文学常识的了解，对青少年也是非常重要的。本书搜集了大量适合青少年阅读的文学常识短文。包括《敦煌遗书被封之谜》、《两个公孙龙子之谜》、《东方朔之谜》等。(The common senses about literature mean various problems covering culture. They not only include the writers, times, works, geography in literature, various literary quotations of history and stories, but also include the general literary habits that are well known by people. The understanding of literature is very important for teenagers. This book collects a large number of essays on common senses about literature for teenagers to read, including the "Mystery of the Sealed Dunhuang Literature", "Mystery of Two Gongsunlongzi", "Mystery of Dongfang Shuo" and so on.)