那应该给她一个教训。

That should ___teach her ___a ___lesson.

他不想伤害戴安娜，只是想给她一个教训。

He didn't want to hurt Diane, just to ___teach her ___a ___lesson.

如果他继续作弊，终会有人给他一个教训。

If he continues to cheat, someone will eventually ___teach him ___a ___lesson.