题目内容
（请给出正确答案）
A．prove
B．proves
C．have been proved
D．are proved
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更多“Economics, several courses of …”相关的问题
A.establish
B.established
C.was established
If the economics of the world grow by 4% each year, ______.
A．people will have no jobs
B．people can still have jobs as before
C．4% of the people will have jobs
D．97 % of the people will have jobs
John is not (enough intelligent) to (pass) (this) (economics) class without help.
A．enough intelligent
B．pass
C．this
D．economics
Riane Eisler's work is mentioned in paragraph 1 to______.
A．exemplify the doubts about free-market economics
B．reveal the less-known image of Adam Smith
C．demonstrate the stereotype about Adam Smith
D．introduce the real nature of economics
A．scopes
B．ranges
C．ranks
D．domains
80/20 法则背后的经济学原理是范围经济(economics of scale)，指随着某种生产数量规模的扩大，长期平均成本会下降。()
