47. A. necessary B. unusual C. ordinary D. enjoyable
46. A. what for B. what else C. why not D. how long
45. A. in newspapers B. in books C. in magazines D. on television
44. A. a different B. a usual C. the same D. the best
43. A. knowledge B. information C. messages D. words
42. A. program B. chance C. problem D. business
41. A. new B. short C. interesting D. serious
40. A. a few B. many C. several D. some
39. A. use B. decide C. collect D. provide
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