请注意，每位学生都应该遵守课堂纪律，你也不例外。

Please note that every student should keep classroom discipline, and you are no exception.

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遵守课堂纪律，认真对待每一门课。

Demonstrate respect for the subject and lesson.

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请遵从老师教导，遵守课堂纪律，不迟到早退。

Please follow school safety rules and guidance. Do not touch any alarm system.

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请遵从老师教导，遵守课堂纪律，不迟到早退。

Please follow school safety rules and guidance. Do not touch any alarm system.

youdao