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问题 完形填空

将所给单词连成完整、正确的句子。（每小题2分，共10分）

1. what today weather the like is

______________________________________?

2.he around looked me at turned and

___________________________________.

3 can’t without live animals plants

_______________________________________.

4 covers are boxes of the glass special made

_____________________________________________.

5of some scared are dogs girls

____________________________________

答案

1 What is the weather like, today?

2He turns around and looked at me.

3 Animals can’t live without Paints.

4 The covers are special boxes made of glass.

5 Some girls are scared of dogs.

1.本题的含义为今天的天气如何，what be+the weather like可以用来询问天气，时间今天可放在句尾，故本题可连成What is the weather like, today?

2.本题的含义为他四处转了转，看一看我turn around表示四处转转的含义，look at 表示看某人的含义，故本题可连成He turns around and looked at me.

3.本题的含义为动物没有植物不能生存，without表示无或没有的含义，后跟动物animals用于句尾，故本题可连成Animals can’t live without Plants.

4.本题的含义为封面是用玻璃做的特殊箱子，made of表示用什么做成的含义，故本题可连成The covers are special boxes made of glass.

5.本题的含义为一些女孩害怕狗，be scared of sth表示害怕某物的含义，故本题可连成Some girls are scared of dogs.

填空题

The central problem of economics is to satisfy the people’s and nation’s wants. The problem we are faced with is that our (1) , here identified as money, are (2) . The only way we can resolve our (3) is to make choices. After looking at our resources, we must examine our list of (4) and identify the things we need (5) , those we can postpone, and (6) we cannot afford. As individuals, we face the central problem involved in economics — deciding just how to allocate our limited resources to provide ourselves with the greatest (7) of our wants.
Nations face the same problem. As a country’s population (8) , the need for more goods and services grows (9) . Resources necessary to production may increase, but there are (10) enough resources to satisfy the total desires of a (11) . Whether the budget meeting is taking place in the family living-room, in the conference room of the corporation (12) of directors, or in the chamber of the House of Representatives in Washington, the basic problem still exists. We need to find (13) of allocating limited resources in order to satisfy unlimited wants.
A short time ago, economists divided goods into two categories, free and economic. The former, like air and water, were in (14) abundance that economists had no concern about (15) of scarcity and what to do about it. Today many of these "free goods" are in (16) very expensive to use. Pollution has made clean air and water expensive for producers who have to filter their waste products, for consumers who ultimately pay for the producers’ extra costs, and (17) tax-payers who pay for the government’s involvement in cleaning the environment.
In the 1990s, almost all goods are (18) . Only by effort and money can they be (19) in the form people wish.
Meeting the needs of people and the demands from resources available leads to the basic activity of production. In trying to (20) unlimited wants from limited economic goods, production leads to new problems in economics.
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单项选择题

在基本形重复的变化形式方面，基本形本身不做任何改变，而只是基本形与基本形排列的间隔做一定的有秩序的疏密变化，称为（）重复。

A.放射

B.渐变

C.对比方向

D.间隔
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