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问题 单项选择题

即期外汇交易的作用不包括（）。

A．可以满足客户对不同货币的需求

B．可以用于调整持有不同外汇头寸的比例，以避免发生汇率风险

C．可以用来套期保值

D．可以用于外汇投机

答案

参考答案：C

解析：

“套期保值”利用的就是时间跨度，这是远期或者期货做的事情，即期交易没有这个功能。即期外汇交易的作用就包括ABD所述的三个方面。

单项选择题

Anthropology is the study of human beings as creatures of society. It (1) its attention upon those. physical characteristics and industrial techniques, those conventions and values, which (2) one community from all others that belong to a different tradition.

The distinguishing mark of anthropology among the social sciences is that it includes for serious study other societies (3) our own. For its purposes any social (4) of mating and reproduction is as significant as our own. To the anthropologist our customs and those of a New Guinea tribe are two possible social schemes for (5) a common problem, and in so far as he remains an anthropologist he is (6) to avoid any weighting of one (7) the other. He is interested in human behavior, not as it is shaped by one tradition, our own, but as it has been shaped by any tradition (8) He is interested in a wide (9) of custom that is found in various cultures, and his object is to understand the way in which these cultures change and (10) , the different forms through which they express themselves and the (11) in which the customs of any peoples function in the lives of the (12) .

Now custom has not been commonly regarded as a (13) of any great moment. The inner workings of our own brains we feel to be uniquely (14) of investigation, but custom, we have a way of thinking, is behavior at its most commonplace. (15) , it is the other way round. Traditional custom is a mass of detailed behavior more astonishing than (16) any one person can ever evolve in individual actions. Yet that is a rather (17) aspect of the matter. The fact (18) first rate importance is the predominant role that custom (19) in experience and belief, and the very great varieties it may (20)

11（）

A.manner

B.means

C.case

D.context
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单项选择题

对左心功能判断最有价值

A．超声心动图检查
B．X线心脏三位片检查
C．冠状动脉及心室造影检查
D．漂浮导管检查
E．心电图运动负荷试验检查
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