Starting from 8.30, it has both advantages and disadvantages. If we learn, we have a lot of class time morning make many gain knowledge and learn each subject has more time, but the disadvantage is having students come to school and learn a little knowledge about it cause wrong regulation of school rules or not because they came home far in the e.That time the students need to learn, waking up early and not enough sleep will make learning the knowledge, but not as much if it postponed the students wake up to breakfast a lot, there is more time to studying, students learn, and feel the same line but pleasing to receive knowledge, not so much because they have less time in each class will start classes this morning, or move out to study it, it has both advantages and disadvantages in tandem.