49. A. sent B. sent up C. sent for D. sent out
48. A. really B. still C. even D. yet
47. A. through B. down C. on D. with
46. A. worried B. surprised C. terrified D. encouraged
45. A. word B. letter C. mistake D. name
44. A. surely B. certainly C. carefully D. correctly
43. A. right B. wrong C. good D. bad
42. A. sad B. afraid C. eager D. happy
41. A. which B. who C. whose D. what
40. A. explanation B. recitation C. dictation D. examination