第7题: [单项选择]The woman is going to the supermarket tomorrow because A. the supermarket is closing down after Christmas. B. the man is going to help her with shopping. C. tomorrow is the only day she is free before Christmas. D. she wants to get enough food for the holiday period. 参考答案:D 答案解析:[听力原文]
A:I must go to the supermarket tomorrow. It’s the last day to open till after the Christmas
第36题: [单项选择]下列属于集合概念的是( ) A. 老年人 B. 残疾人 C. 国家 D. 国际奥委会 参考答案:C 答案解析:集合概念,是指由一些分子所组成的集合体。集合概念最大的特征是“总体大于部分之和”。“组织”、“社区”、“国家”、“社会”等概念都是集合概念。“老年人”、“残疾人”都是类别概念,它们只代表具有某种共同特