人们听到最多的就是分开教学对课程设计的合理性是非常重要的。 What people often hear is that separateeducation is highly-necesarry to the reasonability of lecture arrangement. 被分在不同班级学习的孩子们可以集中精力于他们有能力学好的课程上，从而避免巨大压力，建立他们课堂上需要的自信。 Children who are separated into different classes could confine attention to lectures that they have ability to learn well, thus avoid enormous pressure and establishconfidence which they need in class. 相比较学校里的学业表现，自信与一个人未来的职业生涯和家庭更为相关。 Compared with academic performance in shool, confidenceis more concerned with one s career and family in the future.