Low attendance rate has been a big problem among colleges and universities.To avoid this problem and finish their teaching tasks, different teachers come up with various methods.There are two common methods as following.
在高校中低出勤率一直是一個大問題。為了避免這個問題，完成教學任務，不同的教師想出了不同的方法。 以下是兩種常見的方法。
