49. A. but B. and C. or D. though
48. A. real B. true C. proper D. right
47. A. happiness B. pleasure C. business D. value
46. A. about B. up C. down D. high
45. A. colour B. attraction C. beauty D. work
44. A. bright B. burning C. firing D. lighting
43. A. teams B. numbers C. groups D. lines
42. A. prevent B. keep C. protect D. escape
41. A. destroy B. heat C. devote D. kill
40. A. As a result B. After all C. In the meanwhile D. What’s more
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