[单项选择]A. However, the term is also commonly used for markets in which economic intervention and regulation by the state is limited to tax collection, and enforcement of private ownership and contracts. Free markets differ from situations encountered in controlled markets or a monopoly, which can introduce price deviations without any changes to supply and demand.
B. A free-market economy is one within which all markets are unregulated by any parties other than market participants. In its purest form, the government plays a neutral role in its ad ministration and legislation of economic activity, neither limiting it nor actively promoting it.
C. By definition, buyers and sellers do not coerce each other, in the sense that they obtain each other’s property rights without the use of physical force, threat of physical force, or fraud, nor are they coerced by a third party.
D. Where substantial state intervention exists, the market is a mixed economy. Where the state or co-operativ

[单项选择]A. However, the term is also commonly used for markets in which economic intervention and regulation by the state is limited to tax collection, and enforcement of private ownership and contracts. Free markets differ from situations encountered in controlled markets or a monopoly, which can introduce price deviations without any changes to supply and demand.
B. A free-market economy is one within which all markets are unregulated by any parties other than market participants. In its purest form, the government plays a neutral role in its ad ministration and legislation of economic activity, neither limiting it nor actively promoting it.
C. By definition, buyers and sellers do not coerce each other, in the sense that they obtain each other’s property rights without the use of physical force, threat of physical force, or fraud, nor are they coerced by a third party.
D. Where substantial state intervention exists, the market is a mixed economy. Where the state or co-operativ

[单项选择]Psychologists originally used the term short-term memory to refer to the ability to hold information in mind over a brief period of time. As conceptions of short-terra memory expanded to include more than just the brief storage of information, psychologists created new terminology. The term working memory is now commonly used to refer to a broader system that both stores information briefly and allows manipulation and use of the stored information.
Psychologists often study working memory storage by examining how well people remember a list of items. In a typical experiment, people are presented with a series of words, one every few seconds. Then they are instructed to recall as many of the words as they can, in any order. Most people remember the words at the beginning and end of the series better than those in the middle. This phenomenon is called the serial position effect because the chance of recalling an item is related to its position in the series. In this experiment, re
A. equal to
B. narrower than
C. broader than
D. irrelevant to

[单项选择]
Human resource is a term used to describe the individuals who make up the (21) ... of an organization, (22) ... it is also applied in labor economics to, for example, business sectors or even whole nations. Human resource is also the name of the function within an organization (23) ... with the overall responsibility for implementing strategies and policies (24) ... to the management of individuals. Despite its more everyday use, terms such as "human resource" and, similarly, "human capital" continue to be perceived (25) ... and may be considered insulting. They create the impression that people are merely commodities, like office machines or vehicles, despite assurances to the contrary.
Modern analysis emphasizes that human beings are not "commodities" or "resources", but are creative and social beings in a productive enterprise. The 2000 revision of ISO 9001, in con trast, re