This is the arrangement of the school educational administration system. According to the nature of the course, for example, advanced mathematics is an important basic subject in universities, and the teaching content of advanced mathematics is also more, so there will be more class hours, such as Monday, Wednesday and Friday of a week.

Based on the starting time, a semester is generally 20 weeks, and the next few weeks are generally exam weeks. No.65438+0,3,5,7,9, 1 1, 13, 15, 17, 19 is one week. The 2nd, 4th, 6th, 8th, 10, 12, 14, 16, 18 and 20th are biweekly. It is very common for universities to arrange courses in one week and two weeks, for example, there are classes at 5-6 pm in one week, but there are no classes in two weeks.

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One week is the first week of school, the third week is odd weeks, the second week is two weeks, and the fourth week is even weeks. The second week of formal class means that the first week is administrative week, which is used for other purposes.

Some courses are taught alternately once a week and twice a week. One class this week and the next next next week. There is plenty of time and credit line, neither more nor less.