______与学周安排是指学年阶段的划分、 各个学期的教学周数、 学生参加生 产劳动的时间、假期和节日的规定等。
You can _____ some bottles of wine, or some chocolates, or a bunch of flowers.
— ___________________
— Once or twice a week.
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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