新gre逻辑阅读每日一练9_GRE阅读

新gre逻辑阅读每日一练9

　　9. According to the author, changes in the conditions of international trade resulted in an

　　 underestimation of the amount of new land that was being famed in the United States

　　 underutilization of relatively small but rich plots of land

　　 overexpansion of the world transportation network for shipping agricultural products

　　 extension of agrarian depressions beyond national boundaries

　　 emphasis on the importance of market forces in determining the prices of agricultural products

　　10. The author implies that, after certain territories and countries had been joined into an interdependent market system in the nineteenth century, agrarian depressions within that system

　　 spread to several nations, excluding those in which the internal frontier remained open

　　 manifested themselves in several nations,including those in which new land remained available for farming

　　 slowed down the pace of new technological developments in international communications and transportation

　　 affected the local and national prices of the nonagricultural products of several nations

　　 encouraged several nations to sell more of their agricultural products on foreign markets

　　11. The authors argument implies that, compared to the yearly price changes that actually occurred on foreign agricultural markets during the 1880s, American farmers would have most preferred yearly price changes that were