arrive late for class翻译是上课迟到了。
1.Don't run in the hallways and don't arrive late for class. 不要在走廊里跑动而且不要上课迟到。What are the rules? Well, we can't arrive late for class. 作为学生，我们必须遵守学校规则。Don, t run in the hallways and don, t arrive late for class.
2.不要在走廊里奔跑，上课不许迟到。What are the rules at your school? Don't run in the hallways and don't arrive late for class. 你们学校的校规是什么？不要在走廊里跑，不要到校迟到。因为雨下得很大，许多学生不能按时来上课。
3.Because it rains heavily, many students couldn't attend class on time. 第二天我开始上课了。Second day I started to attend class. 星期一是公共假日，所以学校不上课。The school will be closed Monday because it's a holiday.
4.许多孩子在大班上课时学习效果不好。Many children can't function effectively in large classes. 没有强求学生上课。There are no compulsions on students to attend classes. 全班安静下来她便开始上课了。The class settled down and she began the lesson.