第一章测试1.The opportunity cost of an item is ( ).
A:the cost of producing that item B:the time you have to spend on earning enough money to buy that item C:what you give up to get that item D:the price of that item
答案:C
2.Which of the following are reasons for scarcity? ( )
A:People’s money is limited. B:People live in a society that is not fair. C:People always ask for more. D:People like to buy good quality stuff.
答案:CD
3.Economics studies ( ).
A:the forces and trends that affect the economy as a whole B:how people interact with one another C:how people make decisions D:how much people work, what they buy, how much they save and how they invest their savings
答案:ABCD
4.Scarcity is the condition that a society does not have enough resources to produce all the things people would like to have. ( )
A:错 B:对
答案:B
5.Rich people can have unlimited resources because they have enough money to buy anything. ( )
A:错 B:对
答案:A
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