题目

阅读下面材料，根据其内容和所给段落开头续写两段,使之构成一篇完整的短文Mum and Her Bank Account(银行账户）My family had the tradition to sit down by the kitchen table every Saturday night to count out the money Dad had brought home.These are for the rent, and these for the groceries. Mum counted out and divided the big silver pieces.I'll need a notebook. That would be my sister Christine, my brother Nels or me.After Mum put one or two coins to the side for the notebook, she said that was all we needed to buy for the week and we all relaxed a little. We didn9．某班某学习小组共7名同学站在一排照相，要求同学甲和乙必须相邻，同学丙和丁不能相邻，则不同的站法共有（　　）种．A．$A_5^5A_6^2$B．$A_2^2A_4^4A_4^2$C．$A_2^2A_5^5A_6^2$D．$A_2^2A_4^4A_5^2$