【正文】 ?engine? of oversimplified this metaphor may be, it does serve to underline the importance of foreign trade in the process of healthy expansion of exports may not always be sufficient condition for rapid and sustained growth, but a strong positive association between the two is clearly expansion contributes to economic growth in many them are the benefits of specialization。the favorable effects of international petition on domestic economic efficiency。the increased capacity to pay for the imports required in development and more generally the stimulus to trade is the exchange of goods and services produced in one country for goods and services produced in another addition to visible trade, which involves the import and export of goods and merchandise, there is also invisible trade, which involves the exchange of services between such as Greece and Norway have large maritime fleets and provide transportation is a kind of invisible trade can be as important to some nations as the export of raw materials or modities is to both cases, the nations earn the money to buy exist different ways of conducting international sale means the seller gives the overseas client the exclusive right of selling a particular product in a designated area within a specified period of this kind of business transaction, the product is bought by the exclusive seller and therefore he should sell the product by himself, assuming sole responsibilities for his profit and sale is different from agency where only mission is difference exists between general contract and exclusive sales because the exclusive seller enjoys exclusive right in a particular is no country in the world that can produce all the products it countries join in international division of labor for effective production and a country can buy goods and services from abroad on a barter means doing business by exchanging goods of one sort for goods of another sort without using trade itself is not enough to meat a country?s import as a form of international trade, it is still attractive in developing countries where foreign exchange is in short supply and inflow of foreign funds is far from sufficient to meet their obligations in external the following questions(Omited) the blanks with the suitable words in the text: 。, foreign/overseas。, venture。 the followings into English 1).Economic activity began with the cavemen, who was economically did his own hunting, found his own shelter, and provided for his own primitive populations grew and developed, the principle of division of labor person was more able to perform some activity than another, and therefore each person concentrated on what he did one hunted, another hunter then traded his surplus to the fisherman, and each benefited from the variety of today?s plex economic world, neither individuals nor nations areselfsufficient nations are have utilized different economic resources。people have developed different is the foundation of international trade and economic trade, the exchange of goods between nations, takes place for many first, as mentioned above, is that no nation has all of the modities than it materials are scattered around the deposits of copper are mined in Peru and Zaire, diamonds are mined in South Africa, and petroleum is recovered in Middle that do not have these resources within their own boundaries must buy from countries that export trade also occurs because a country often does not have enough of a particular item to meet its the United States is a major producer of sugar, it consumes more than it can produce internally and thus must import , one nation can sell some items at a lower cost than other has been able to export large quantities of radios and television sets because it can produce them more efficiently than other is cheaper for the United States to buy these from Japan than to produce them , foreign trade takes place because of innovation or though the United States produces more automobiles than any other country, it still imports large quantities of autos from Germany, Japan and Sweden, primarily because there is a market for them in the United ).The different kinds of trade nations engaged in are varied and plex, a mixture of visible and invisible nations are more dependent on exports than on any other earnings from exports pay for the imports that they need and nation?s balance of payment is a record of these plex reflecting all of these transactions in monetary terms , a nation is able to bine the ine it receives, for example, from exports, tourists expenditures, and immigrant bined ines is then spent on such items as manufactured goods from other countries, travel for its citizens to other countries, and the hiring of construction the followings from Chinese into English: 1 terms of payment 2 written form of contract 3 execution of the contract 4 sales contract 5 purchase confirmation 6 terms of transaction 7 trading partners 8 the setting up of a contract 9 trade agreement 10 consignment contract 11 the contract proper 12 extension of the contract 13 the contracting parties 14 special clause 15 general terms and conditions the following questions in English: 1 A contract is an agreement which sets forth bind obligations of the relevant any part that fails to fulfill his contractual obligations may be sued and forced to make There are two parties of business contract negotiations: oral and former refers to direct discussions abroad。written negotiations often begin with enquiries made by the A written contract is generally prepared and signed as the proof of the agreement and as the basis for its sales or purchase confirmation is less detailed than a contract, covering only the essential terms of the is usually used for smaller deals or between familiar trade The setting up of a contract is similar to that of a trade agreement or any other type of formal generally contains: 1)the type of the contra