货币从产生时就具有的职能是 [ ]
A．价值和价格
B．价值尺度和流通手段
C．使用价值和价值
D．支付手段和贮藏手段
答案：B
The old lady, ____ had been killed in the war, was given help by the local government.
A．all her children
B．whose all children
C．all of her children
D．all of whose children
AIDP患者起病前常有（）
A.药物中毒史
B.外伤史
C.高血压病史
D.糖尿病史
E.感染病史
