书面表达（满分15分）
在最近学校组织的一次社会实践活动中，你班同学参加了关于一项青少年课余活动情况的调查，调查结果如下。请用英语写一篇短文，简要介绍调查情况，从中概括出规律性的现象，谈谈你的看法，并提出建议。
【参考范文】
One possible version:
Recently my class took part in the social practice organized by our school, in which we conducted a survey among kids aged 5-14 about their extra-curriculum activities.The results are as follows.
