Most people work to earn a living and they Produce goods and services. Goods are either agricultural (like maize) or manufactured (like cars). Services are such things like education, 1.________ medicine, and commerce. These people provide 2.________ goods; some provide services. Other people provide both goods or services. For example, in the same 3.________ garage a man may buy a car or some service which helps him maintain his car. The work people do is called as economic 4.________ activity. All economic activities taken together make up 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 work people do either provides what they need or provides the money with that they can by essential 6.________ commodities. Of course, most people hope to have enough money to buy commodities and services which are 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 every day lives and the general life of our communities in order to understand the whole economic system of which we are a part. They try to describe the facts of the economy in which we live, and to explain how it works. The economist methods should of course be 10.________