The main harvests is effects on childrens popularity and methods of childrens popularity.
国外对受欢迎儿童的研究文献从1980年以来逐渐增多。
The Selection of the most popular teachers is an extensive activity that all the students joining in.
“最受欢迎的教师”评选活动是全体学生参与的“海选”,如何进行活动的策划与组织以及选票的设计、数据采集、电子文档模版的制备、数据整理有许多需要研究的问题。