我国人民币现金货币流通是以（）为中心。
A.中国银行
B.中央银行
C.中国人民银行
D.中国建设银行
参考答案：B
It is a pity that the winner of last season ___________ have lost at the beginning of the season.[ ]
A. could
B. should
C. might
D. must
平颅型
