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背景:下一节是数学课,学生们为了下午的入场式比赛进行排练,迟到了5分钟。看到他们一个个汗流浃背、松松垮垮的模样,两位老师做出了两种不同的导入。
Background: The next section is a math class. Students are rehearsing for an afternoon admission race and are five minutes late. See them one by one sweaty, baggy appearance, the two teachers made two different import.