50 When you spot a passenger falling overboard, which of the following may be one of the actions you take?
(A)Return to cabin
(B)Throw lifebuoys
(C)Extinguish cigarettes
(D)Follow the escape route

46 The illegal drug trade is a global black market, dedicated to cultivation, manufacturing, distribution, and sale of those substances which are subject to drug__________ laws. (A)probability (B)probation (C)prohibition (D)procession

47 The term “damage control” is also used in project management and other contexts to describe the actions needed to deal __________any problem that may jeopardize an endeavor. (A)with (B)of (C)in (D)upon

48 A coast guard officer was honored Tuesday for his__________ service while deployed in support of overseas combat operations. (A)supper (B)superior (C)subversive (D)subway

49 The coastal state may, in the exercise of its sovereign rights to explore, exploit, conserve, and manage the living resources in the exclusive economic zone, take such measures, including boarding,__________ , arrest and judicial proceedings, as may be necessary to ensure compliance with the laws and regulations adopted by it in conformity with this convention. (A)inspection (B)instruction (C)construction (D)destruction

51 (A)between (B)under (C)among (D)above

52 (A)crave (B)crook (C)cruise (D)crack

53 (A)complemented (B)contaminated (C)contemplated (D)complained

54 (A)over (B)out (C)within (D)among

55 (A)rapprochement (B)replacement (C)replenishment (D)replication

56 (A)unreliable (B)unrelated (C)unreleased (D)unrealized