第6题: [单项选择]彩色的视觉后像是 A. 与原像明暗相同 B. 比原像光度暗淡 C. 原像颜色的补色 D. 与原像颜色相同 E. 比原像更明亮些 参考答案:C
第7题: [单项选择]Why does Robert Galvin's ranking fall down on the list A. Because he does not do the web business. B. Because his company is affected by the stagnation of the relevant industry. C. Because he loses much money in the stock market. D. Because he goes bankrupt. 参考答案:B 答案解析:[解析] 事实细节题。本题可以从这一句中看出来:摩托罗拉有限公司首席执行官罗伯特·加尔文的公司因无线通信和芯片制造业萎靡不振而遭受损失。