Most people work to earn a living and they produce goods and services Goods are either agricultural or manufactured . Services are such things like education, 1._________medicine, and commerce. These people provide 2.__________goods; some provide services. Other people provideboth goods or services. For example, in the same 3.__________garage a man may buy a car or some service whichhelps him maintain his car.
The work people do is called as economic 4.__________activity. All economic activities taken together makeup the economic system of a town, a city, a country,or the world. Such economic system is the sum-total 5.__________of what people do and what they want. The workpeople do either provides what they need or providesthe money with that they can buy essential 6.__________commodities. Of course, most people hope to haveenough money to buy commodities and services whichare essential but which provide some particular 7. __________personal satisfaction, such as toys for children, visits 8. __________the cinema, and books.
The science of economics is basic upon the facts 9. __________of our everyday lives. Economists study our everydaylives and the general life of our communities in orderto understand the whole economic system of which weare a part. They try to describe the facts of theeconomy in which we live, and to explain how itworks. The economist methods should of course be 10. __________strictly objective and scientific.
参考答案：
1. like as
2. Those Some
3. or and
4. called as call
5. Such Such an
6. that which
7. essential nonessential or +not
8. visits visits to
9. basic based
10. economist economists
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