2. 外语
  3. An economist is someone who knows a lot about how goods and wealth are produced and used. Food, for (31)______, is a kind of goo

An economist is someone who knows a lot about how goods and wealth are produced and used. Food, for (31)______, is a kind of goo

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问题     An economist is someone who knows a lot about how goods and wealth are produced and used. Food, for (31)______, is a kind of goods. Everyone eats food, but the average person does not think much (32) ______ all the things that must happen before (33) ______ appears on his plate.
    Another example is the paper this article is printed on. (34) started as wood on a tree very far from (35)______. Men and machines made the wood (36) ______paper, which had to be packaged and carried (37) ______ trucks and put into stores. At every step in the process people had to be paid for their work; money had to (38) ______used for buying and repairing the machines, and so on. Of course, everyone (39)______had to make (40) ______, too. Even a very simple thing (41) ______a piece of paper has a long story (42) ______ it. Economists try to understand how all the parts of the long story are related.
     (43) ______ economist learns how to guess (44) ______ will happen in the future, as (45) ______ as goods and prices are concerned. If fruit growers in Florida lose part of their crops (46) ______ of bad weather this month, what will happen to the (47)______ of oranges in New York two months from (48) ______? If banks charge higher interest (49) ______ loans to builders, how will that affect the cost of a new home?
    These are just a few of the questions economists learn how to (50) ______. Would you like to be an economist?
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答案food
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