49. A. tip B. back C. top D. bottom
48. A. while B. until C. unless D. though
47. A. on the edge of B. on the way to
C. in the center of D. in the direction of
46. A. village B. scene C. night D. ground
45. A. danced B. gathered C. drank D. shouted
44. A. for B. to C. with D. in
43. A. games B. meetings C. sports D. events
42. A. mountains B. valleys C. streets D. shops
41. A. silver B. new C. colorful D. gold
40. A. patiently B. calmly C. worriedly D. excitedly