新英语四级改错练习题及答案精选五

　　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