From the study of the causes of students ' late secondary school 5-6 year son Temple, with the purpose to study the causes of late and late to resolve student's secondary school-5-6-year-son Temple study results summarized as follows: The cause of the problem is the main line school sleep wake up students. Health problems of the students. The problem is not the cause of the alarm clock, and the minimum was late is a traffic jam, and the routes used to travel accident.
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