【正文】
s soya is now lots of food is not much good unless you can distribute it, so advances in distribution technology have been as important as those in production technology. Salt, used to preserve food, which meant that it could be stored and traded, was an early aid to distribution. Canning arrived in the early 19th century, when a Frenchman discovered that food could be stored longer if it was heated before it was bottled, and a Briton worked out that tin cans were easi。 it is therefore ever more plentiful and cheaper. Since demand is to some extent limited by the size of people39。 How technology pushes down price The Treaty of Breda, signed in 1667 after a war between the English and Dutch in which the English were worsted, gave the Dutch the big prize: Run, a small island in the Indonesian archipelago which was the world39。s advantage might have implications for regulations that govern sporting attire. In the Olympic matches he surveyed for the new study, for example, it is possible some medal winners may have reached the pedestal with an unintended advantage. That is the implication, though we cannot say that it made the difference in any one specific case, Barton said. Meanwhile, Setchell noted— tongueincheek— that a red advantage may not be limited to sports. Going by the recent [.] election results, red is indeed quite successful, she said. 16. Both Hill and Barton wanted to find out if color affects the oute of sports matched. 17. Hill and Barton are both interested in primates. 18. Male mandrills use yellow coloration to attract a mate. 19. Red is not an advantage for zebra finches. 20. The red plastic rings were left on the finches permanently. 21. Hill and Barton believe athletes in red are more likely to win. 22. Many athletes oppose the new regulations on sports uniforms. 答案: 16. Both Hill and Barton wanted to find out if color affects the outes of sports matches. 答案為 A(right). 相關(guān)句: They (Hill and Barton) ? reached the conclusion by studying the outes of boxing? The outes 回應(yīng)上文中提到的“ the team dressed in red is more likely to win” 17