Children aged 4- to 6-year-old have gradually developed understanding of emotion display rules with age,and the performance of three age group were 44.9%,69.55%,82% respectively.

• 4~6岁儿童对需要使用情绪表达规则的情境的认知成绩随年龄的增长而提高；能够正确认知的人次百分比依次为:44.；9%25、69