40 . Money serves as a means of accumulating wealth and as a universal______ of exchange in the highly diversified commercial world.
A.measure
B.intermediate
C.medium
D.mechanism
A.
A.measure
B.intermediate
C.medium
D.mechanism
【参考答案】
C
medium'媒介',复数形式是media;measure'措施,办法';intermediate指时间、空间、程度的'中间物';mechanism'机制'。