——What will the weather be like tomorrow?
——It ______ be rainy, cloudy or sunny. Who knows?

阅读下面流沙河的《就是那一只蟋蟀》中的片段完成下列问题。
                                                                                   就是那一只蟋蟀
                                                                                   就是那一只蟋蟀
                                                                                   在海峡那边唱歌
                                                                                   在海峡这边唱歌
                                                                                   在台北的一条巷子里唱歌
                                                                                   在四川的一个乡村里唱歌
                                                                                   在每个中国人所到之处
                                                                                   处处唱歌
                                                                                   比最单调的乐曲更单调
                                                                                   比最和谐的音响更谐和
                                                                                   凝成水
                                                                                   是露珠
                                                                                   燃成光
                                                                                   是萤火
                                                                                   变成鸟
                                                                                   是鹧鸪
                                                                                   啼叫在乡愁者的心窝
                                                                                   就是那一只蟋蟀
                                                                                   在你的窗外唱歌
                                                                                   在我的窗外唱歌
                                                                                   你的倾听
                                                                                   你的想念
                                                                                   我在倾听
                                                                                   我在吟哦
                                                                                   你该猜到我在吟些什么
                                                                                   我会猜到你在想些什么
                                                                                   中国人有中国人的心态
                                                                                   中国人有中国人的耳朵

下列实验可以得出的结论，其中不合理的是
 　

2014年初，江苏省举办了“未成年人文明礼仪”风采大赛，参加对象是全省中小学生，比赛形式为知识竞答、情景剧表演、微视频展示、辩论赛等。青少年参加该活动（）
①有利于掌握交往艺术，提高交往能力 ②有利于丰富学习生活，提高审美能力
③会分散学习精力，浪费宝贵的学习时间 ④有利于扩大交往范围，结识更多的朋友