so many students in school are asleep, why? because they are not good at managing their time, they are willing to stay up to watch their ball club pride, different busyness, some of them also neglect to use the phone so that their learning time a sleep.
so much of the sleeping number only a few people who do not, because he took the best time possible, when students fell asleep some teachers feel affection to let them, but some are disappointed with their behavior