孩子们喜欢在游戏中扮演医生和病人的角色。

Children enjoy ___role playing as doctors and patients during games.

在心理治疗中，患者经常通过角色扮演来探索不同的情感。

In therapy, patients often use ___role play to explore different emotions.

在培训中，我们通过角色扮演来练习客户服务场景。

In training, we practice customer service scenarios through ___role play.