No test or quiz can be retaken without an excused absence from the teacher.

未经老师允许不得无故不参加考试或测试。

Students who have been allowed an excused absence will be asked to complete a written assignment concerning the papers discussed during the missed class session.

被允许缺课的学生会被要求完成一个关于遗漏课程上讨论的论文的书面作业。