47. A. developed B. disappeared C. changed D. arrived
46. A. find B. read C. collect D. keep
45. A. letters B. emails C. books D. diaries
44. A. began B. stopped C. forgot D. decided
43. A. hosts B. visitors C. readers D. reporters
42. A. warm B. broken C. closed D. open
41. A. ready B. unable C. anxious D. eager
40. A. radio B. television C. stage D. bed
39. A. written B. suffered C. observed D. lost
38. A. ability B. time C. courage D. responsibility