[单项选择]When supply exceeds demand for any product, prices are ______ to fall.
A. timely
B. liable
C. simultaneous
D. subject

[单项选择]When supply exceeds demand for any product, prices are ______ to fall.
A. timely
B. liable
C. simultaneous
D. subject

[单项选择]Prices tend to go up when demand exceeds （　）.
A. need
B. requirement
C. purchase
D. supply

[简答题]the supply and demand apparatus

[填空题]There was a time when any personal information that was gathered about us was typed on a piece of paper and (36) ______ away in a file cabinet. It could remain there for years and, often (37) ______, never reach the outside world. Things have done a complete about-face since then. (38) ______ for the change has been the astonishingly (39) ______ development in recent years of the computer. Today, any data that is (40) ______ about us in one place or another- and for one reason or another - can be stored in a computer bank. It can then be easily passed to other computer banks. They are owned by (41) ______ and by private businesses and corporations, lending (42) ______, direct mailing and telemarketing firms, credit bureaus, credit card companies, and government (43) ______ at the local, state, and federal level. A growing number of Americans are seeing the accumulation and distribution of computerized data as a frightening invasion of their privacy. (44) ____________________ as the

[单项选择]When any non-human organ is transplanted into a person, the body immediately recognizes it as （）
A. novel
B. remote
C. distant
D. foreign

[单项选择]Partly because of the increasing demand，the prices of sea food in this region have almost doubled recently.
A. 人们越来越认识到海产品的价值，因此都涌到这个地区争相抢购海鲜。
B. 由于海产品很受人喜爱，消费量翻番，使得这个地区海鲜的价格猛涨。
C. 这个地区海产品价格再次翻了一番，是因为人们对海产品有更大需求。
D. 这个地区海产品的价格近来几乎翻了一番，部分原因是需求日益增加。

[单项选择]Matching Prices to Demand—in Real Time
Can an ice cream shop charge more for a cone on a hot day Should a parking space get (21) as the garage fills up
Boston Consulting Group senior adviser George Stalk believes business can—and should—charge according to (22) The idea builds on a longtime strategy most (23) the airline industry, called yield management, in which carriers (24) prices as planes fill up. The consultant, who in the late 1980s coined the term" time-based competition", the notion that (25) is a strategic weapon, thinks far more companies could take similar steps to match prices to real-time customer demand. Such moves are especially (26) following a year when oil and commodities prices swung wildly, he notes, "companies couldn’t change prices as fast as they needed to. "
Stalk says existing technologies such as radio-frequency identification, GPS, and wireless networks co
A. on
B. off
C. with
D. for