问题：

[问答题]Passage 6Questions 34—45　　● Read the article about choosing an agent.　　● In most of the lines 34—45 there is one extra word. It is either grammatically incorrect or does not fit in with the sense of the text. Some lines, however, are correct.　　● If a line is correct, write CORRECT on your Answer Sheet.　　●If there is an extra word in the line, write the extra word in CAPITAL LETTERS on your Answer Sheet.　　Government’s Role in Trade　　0. The government could either encourage or discourage certain industries, both　　00. domestic and foreign. In general, most government actions are to taken to　　34. protect domestic industries and to restrict the activities and of foreign　　35. industries in the host country. Government competition participation in　　36. business activities varies widely. Many governments profitable own or　　37. control key domestic industries such as on energy, communication, and　　38. transportation. As a percentage of gross national product, government　　39. expenditures in l 989 range from 25％ to 60％ in most non-socialist countries.　　40. A nation with a large government spending population in its gross national　　41. product has a strong government role in economic consumer activities.　　42. According to the theory of comparative advantage, free trade among all　　43. nations increases of the total production and availability of goods in the world　　44. market. Free maintain trade and international competition should promote　　45. efficiency in production and allocation of resources, improve the quality of goods, expand the worldwide market, and raise the living standards of all nations concerned. 确定