54.　 A. refuse B. offer C. agree D. wait

53.　 A. do harm 　 B. draw attention 　 C. add weight 　　　 D. have an effect

52.　 A. Since　 B. Until C. Before 　　　 D. Unless

51.　 A. frightened 　　　 B. touched 　　 C. knocked　　 D. influenced

50.　 A. only 　 B. often C. once　 D. never

49.　 A. persuaded　 B. fooled 　　　 C. told 　 D. encouraged

48.　 A. shape 　　　 B. color C. design 　　　 D. sight

47.　 A. as well as B. more than C. except for D. rather than

46.　 A. happened 　 B. appeared 　 C. used　　 D. intended

45.　 A. disappointedly B. angrily 　　 C. happily 　　 D. shyly