填空题

In the future trade the key development to watch is the relationship between the industrialized and the developing nations. The 【B1】 World Countries export their mineral 【B2】 and some agricultural products, which bring them 【B3】 foreign exchange. Tourism has also been greatly responsible 【B4】 the rapid development of some 【B5】 nations. Many Third World nations with high 【B6】 and low wages have seen an emigration of workers 【B7】 the developed nations. Western Europe has 【B8】 millions of such workers from Mediterranean countries. The developing nations profit 【B9】 these workers bring their savings and their acquired technical skills 【B10】 home. Many developing nations benefit when Western nations 【B11】 manufacturing factories in their countries to take 【B12】 of cheap labor. 【B13】 economies mature, economic growth rates tend to level off. The rate of 【B14】 growth is leveling off today in Western nations. This leveling off 【B15】 leads to static non-growth markets. A point of saturation (饱和) 【B16】 technology and innovation have seemed to achieve the impossible, 【B17】 then how much further can it go Herman Kahn, 【B18】 his book The Next 200 Years, says that a shift in priorities will have to occur for industrialized nations. 【B19】 is the creation of quality and jobs essential; 【B20】 is rather the improvement of the quality of life that must be our concern.