Please accept my sincerest apologies for my misbehavior in class on [Date]. I understand that my actions [ Briefly and specifically describe your misbehavior, e.g., "talking out of turn," "not following instructions," "disrupting the lesson"] were disrespectful and disruptive to both you and my classmates. There is no excuse for my behavior.
[Optional: Briefly explain why you behaved this way, without making excuses. For example: "I was feeling frustrated because...", "I wasn't thinking clearly...", "I let my emotions get the better of me..." ]
I understand the importance of respecting classroom rules and the learning environment. I regret my actions and I am committed to improving my behavior in the future. I will strive to be a more attentive and respectful student.
Thank you for your understanding.
Sincerely,
[Your Name]
[Your Class]