Unit 1 Passage 1 The American economic system is organized around a basically private-enterprise, market-oriented economy in which consumers largely determine what shall be produced by spending their money in the marketplace for those goods and services that they want most. Private businessmen. striving to make profits, produce these goods and services in competition with other businessmen; and the profit motive, operating under competitive pressures, largely determines how these goods and services are produced. Thus, in the American economic system it is the demand of individual

8. MY VIEW ON SO-CALLED PROMISES OPEN THE DOOR (1998年真实考题) (17) (热门话题) THE UPS AND DOWNS OF POPU

a art.一(个)；每一(个)；(同类事物中)任一个 abandon vt.离弃，丢弃；遗弃，抛弃；放弃 abdomen n.腹，下腹(胸部到腿部的部分) abide vi.(abode，abided)(by)遵守；坚持 ability n.能力；本领；才能，才干；专门技能，天资 able a.有(能力、时间、知识等)做某事，有本事的 abnormal a.反常的，不正常的，不规则的

(e)The signal aIn is lipped. The flipped sigma will be tero for n 2 Chapter 1 Answers d)The signal rn] is Ripped and the lipped signal is shifted by 2 to the right. This new 11. Converting from polar to Cartesian co gnal will be zero for n<

1. WHERE TO LIVE- IN THE CITY OR THE COUNTRY?(191年真实考题) (1) 2. FOR A BETTER UNDERSTANDING BETWEEN PARENT AND CHILD (1992年真实考题)……

gence while others from their intelligence Whatever comments one may make,it must be without breaking any law in- volved. If a person works very hard for an

least, we should take active and effective measures immediately to fight against pol he desire for happiness is universal lution specially nowadays, the possession of Only on the basis of protecting the happiness is regarded by nearly everyone

Obviously, quality education has a profound significance for the moderniza Today more and more computers are tion of our country. So I strongly suggest seen in the world. It often happens that tha

As a human being, one can hardl ve without love and that fact has been much love as possible, Because, with ev self-evident. With sincere or faithful love eryone showing a bit of love, our world you can easily get over the difficulties and will become warmer and more beautiful hardships you come across. Moreover

a sign of progress in the management of China is faced with the problem of To solve the problem, the Re-em- laid-off workers. By the end of June 1998, according to official reports, there government, most important of all, needs were 7. 1 million layoffs nationwide