For all of this, here, I seriously confess the mistake I made through this self-criticism.From now on, Kankan would try his best to increase the happiness of duoduo, while decrease the negative part.

• 对于这件事，我希望通过这封检讨书，郑重检讨自己的错误，以后侃侃要努力做到让多多开心，不让多多伤心了。