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【单选题】
1 岁小儿的脉息至数为多少？A.
5 至（90 次/分）
B.
5~6 至（90~11）
C.
6~7 至（110~120 次/分）
D.
7~8 至（120~140 次/分）
E.
4 至（76~80 次/分）
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反馈参考答案：
举一反三
【单选题】Which of the following is TRUE?
A.
Once an industry has achieved tacit collusion, producers have an incentive to raise prices.
B.
Tacit collusion is legal in the United States.
C.
The fact that one firm changes its price shortly after another firm does is proof of tacit collusion.
D.
It is difficult to determine how much tacit collusion exists in a particular industry; hence tacit collusion remains hard to prosecute in the United States.
【简答题】磁盘上的根文件夹是（ ）。
【单选题】宫颈癌转移途径最常见的是
A.
直接蔓延,向下累及阴道壁
B.
向前、后直接侵犯膀胱、直肠
C.
经淋巴向盆腔淋巴结转移
D.
经血行向肺、肾转移
E.
经血行向卵巢转移
【单选题】Which of the following provides an explanation for why alarge number of small competitors will reduce industry profits?
A.
Incumbent firms are more likely to benefit from economies of scale
B.
Customers are more likely to adopt substitute products
C.
Tacit collusion is harder to sustain
D.
The threat of retaliation against entrants is higher
【单选题】Tacit collusion in an industry is limited by:
A.
a large number of firms.
B.
simple products and pricing.
C.
the bargaining power of buyers.
D.
a large number of firms and the bargaining power of buyers.
【单选题】Switch operates at second layer of OSI model that is _______layer.
A.
Physical layer
B.
Network layer
C.
Data link layer
D.
Transport layer
【单选题】The study of behavior in situations of interdependence is known as:
A.
dominant strategies.
B.
game theory.
C.
Nash equilibrium.
D.
tacit collusion.
【单选题】Advertising is an example of:
A.
tacit collusion.
B.
nonprice competition.
C.
antitrust policy.
D.
price leadership.
【单选题】The practice of one company tacitly setting prices for the industry as a whole is:
A.
tacit collusion.
B.
product differentiation.
C.
antitrust policy.
D.
price leadership.
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