49. A. unbearable (难受的) B. uneasy C. unready D. unwilling
48. A. jumped B. stepped C. paced D. squeezed (挤)
47. A. pull B. beat C. feel D. push
46. A. Both B. All C. Either D. Each
45. A. Moreover B. Meanwhile C. Anyhow D. Somehow
44. A. offered B. provided C. left D. equipped
43. A. different B. resembling (类似的) C. various D. similar
42. A. doubtful B. optional (可选择的) C. unbelievable D. sensitive
41. A. five B. forty C. some D. many
40. A. at one time B. at a time C. at times D. in store