信用社的代理业务按照()的有关规定办理。
A、委托单位
B、中国人民银行
C、信用社
D、中国银行业监督管理委员会
参考答案:A
.She will tell us why she feels so strongly that each of us has a role ______ in making the earth a better place to live.
A.to have played
B.to play
C.to be played
D.to be playing
采用ACD储存全血在4℃保存21d时,红细胞活性仍有()
A.50%
B.60%
C.70%
D.80%
E.90%