51. A. cried B. smiled C. argued D. explained
50. A. noticed B. recognized C. respected D. watched
49. A. and B. but C. so D. however
48. A. something B. everything C. anything D. nothing
47. A. chicken B. eagle C. hero D. fool
46. A. Carefully B. Gently C. Sadly D. Luckily
45. A. offered B. regretted C. managed D. turned
44. A. introduce B. punish C. protect D. share
43. A. on B. over C. past D. to
42. A. guiding B. blowing C. causing D. inviting