公民消防安全意识不强，一直是消防安全工作的一个短板。从火灾原因看，80%的火灾由人为因素造成；从重特大火灾人员伤亡情况看，多数是因公众缺乏消防安全常识和逃生自救能力所致。为此，政府部门必须（    ）

①把检查消防安全作为当前的中心工作

②加强民主监督，严格执法

③切实履行文化职能，提高公民消防安全意识和逃生自救能力

④坚持对人民负责原则，切实维护人民生命财产安全

⑴x+ $\frac{1}{x}$ =2的解为x₁=x₂=1；

⑵x+ $\frac{1}{x}$ = $\frac{5}{2}$ 的解为x₁=2，x₂= $\frac{1}{2}$ ；

⑶x+ $\frac{1}{x}$ = $\frac{10}{3}$ 的解为x₁=3，x₂= $\frac{1}{3}$ ；  

解答下列问题：

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