以下是一些关于校规的英语句子：

"Students are expected to abide by the school rules and regulations."

"Violations of the school rules may result in disciplinary actions."

"The school rules are designed to promote academic excellence and foster a positive school culture."

"The school rules apply to all students, regardless of grade level or age."

"Students are responsible for knowing and understanding the school rules and their consequences."

"The school administration regularly reviews and updates the school rules to meet the changing needs of the student body."