From the chart, the difference can be seen clearly. The cause of bad sleep habits of students, that is, it is necessary to do the job, and the main reason is to make residential solar media split time is invalid.
From the chart you can see the difference clearly. Cause of poor sleep habits of students, there is a need to work to. And the main cause is the social media. Make the time incorrectly.
From the chart will be able to see the difference clearly. The cause of bad sleep habits of students that is necessary to do the assignment. The main cause is caught and ดสื่อ social Make a wrong time!