65. A. opinion   B. risk   C.performance   D.

64. A. virtual   B. ineffective   C.day-to-day &nb

63. A. deny   B. admit   C.assume   D.ensure&

62. A. economically   B. traditionally   C.inadequ

61. A. honoured   B. left   C.crowded   D.com

60. A. doubling   B. maintaining   C.reducing &nbs

59. A. asking   B. training   C.warning   D.f

58. A. bossy   B. experienced   C.western   D

57. A. agreement   B. practice   C.election  

56. A. refer   B. contribute   C.object   D.a