2021年上半年公共英語(yǔ)四級(jí)完形填空練習(xí)題第十篇

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2021年上半年公共英語(yǔ)四級(jí)完形填空練習(xí)題第十篇

The central problem of economics is to satisfy the people's and nation's wants.

The problem we faced with is that our resources,here identified as money are _1__.

The only way we can solve the problem is to _2__ choices.After looking at our resources,we must examine our list of _3__ and identify the things we need immediately , _4_ we can postpone,and those we cannot afford.As individuals,we face the central problem involved in economics---decideing how to allocate our limited resources to _5__ ourselves with greatest satisfaction of our wants.

Nations face __6_ problem. As a country's population_7__, the need for more goods and services grows correspondingly. Resources necessary to production may increase,but there _8__ are enough resources to satisfy the total desires of a nation.Whether the budget meeting is _9__ in the family living room,in the conference room of the corporation __10_ of directors,or in the chamber of the House of Representatives in Washington,the basic problem still exists.We need to find _11__ of allocating limited resources in order to satisfy unlimited wants.

A short time ago,economists _12__ goods into two categories,free and economic.The former.,like air and water,were in _13__ abundance that economists had no concern for them.After all,economists is the _14__ of scarcity and what to do about it.Today many of these "free goods" are _15__ very expensive to use.Population has made clean air and water _16__ for producers who have to filter their waste products,for consumers who ultimately _17__ the producer's extra cost,and _18__ taxpayers who pay for the government's involvement _19__ the environment.

In the 1990s,almost all goods are scares.Only by effort and money_20__ obtained in the from people wish.

1) A abundant B scarce C limited D unlimited

2) A have B do C make D ask

3) A want B resources C want D problem

4) A some B others C that D those

5) A bring B provide C take D satisfy

6) A another B the same C the other D a same

7) A growing B grown C grows D grow

8) A sometimes B always C often D never

9) A taking place B happening C replacing D taking the place

10) A board B group C management D function

11) A means B approach C ways D method

12) A seperate B divide C cut D divided

13) A a so B great C such D such an

14) A study B form C means D source

15) A particularly B in practice C pracitally D in reality

16) A cheaper B more expensive C expensive D cheap

17) A pay for Bwill pay for C use D will use

18) A the B with C for D also

19) A cleaning B in cleaning C about cleaning D clean

20) A they can be B they must beC must they be D can they be

參考答案:

1--5 CCADB

6--10BCDAA

11--15CDCAD

16--20BACBD

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