文件名称：unix5-ppt格式
文件大小：139KB
文件格式：PPT
更新时间：2012-05-27 14:42:05
unix
16. Hurricanes are killer winds, and their _____ power lies in the physical damage they can do. A. cumulative B. destructive C. turbulent D. prevalent 17. They tossed your thoughts back and forth for over an hour, but still could not make _____ of them. A. impression B. comprehension C. meaning D. sense 18. Someday software will translate both written and spoken language so well that the need for any common second language could _____ . A. descend B. decline C. deteriorate D. depress 19. We must learn to see things in their right _____ and avoid making mistakes. A. prospective B. prosperity C. perspective D. permissive 20. The talk dwells too much _____ the economic aspects of the problem. A. on B. in C. to D. for