选出下列各句中划横线的成语使用不恰当的一项是（    ）

在下面一段文字横线处补写恰当的语句，使整段文字语意完整连贯，内容贴切，逻辑严密。每处不超过15个字。

    中国人讲究家国观念，欲治其国，①____。事实上，一个人的责任、担当与情感，总是按照家庭伦理、由近及远扩散开去。很难想象，一个不疼爱自己孩子的人，会对这个社会产生认同感和归属感；不能相信，一个对自己家人缺少担当的人，②____。③____，才能谈得上爱社会和国家。

根据句义完成句中已给出首字母的单词。将每个完整的单词写在各小题右边的横线上
 Don't  w____ about your dog. I believe it can find the way back.
 My sister will take her f____  examination next week, and then she will leave university.
You have left dirty m____  on the door. Clean them up.
The teacher often asks the students to keep away from the s____  they meet.
You should leave i____ . The bus is leaving soon.