青少年时期是知识储备、能力具备渐次达到最高境界的阶段。其阅读、理解、分析、归纳等诸多素质已形成雏形,教材所辑内容难以满足其求知欲,课外阅读已是学生自觉或不自觉的行动。但是,青少年学生尤其是少年学生分清是非、明辨美丑能力毕竟较弱,倘若任其游书山、逛书海,难免出现蜻蜒 In adolescence, it is the period when knowledge reserves and capabilities have gradually reached the highest level. Many qualities such as reading, comprehension, analysis, induction and so on have taken shape. The contents of the textbooks are difficult to satisfy their curiosity, and extracurricular reading is already a student’s conscious or unconscious action. However, juvenile students, especially young ones, have a weak ability to distinguish between right and wrong, clearly distinguishing U.S. and U.S. ugliness.