52. His job at the hospital did not pay much, so he found another ____________.

　 A. on the rise　 　　　　　　　　　　　　　　　B. on the spot

　 C. on the decline　 　　　　　　　　　　　　　D. on the side

51. The government is _______ and will take the necessary steps to maintain security and stability.

　 A. on the alert　 　　　　　　　　　　　B. out of control

　 C. on guard　　 　　　　　　　　　　　D. in vain

50. The beauty of the place is more than I can describe. I am sure whoever sees it will _________ its charm.

A. appeal to　 　　　　B. stick to　　　 　　C. keep to　　 　　　　D. yield to

49. We finally managed to ___________ the committee's approval of our plans.

A. secure　 　　　　B. arouse　 　　　　C. acquire　 　　　　D. exert

48. What I'm telling you is strictly ___________. Do not let anyone know of it.

A. secretive 　　　　　B. special 　　　C. individual　　　 　D. confidential

47. Can you __________ me __________ two hundred copies of this article by tomorrow.

　 A. give .. out 　　　　　　　　　　　B. send .. in

　 C. write .. off　 　　　　　　　　　　　D. run .. off

46. Bill is not a fast runner and he doesn't have a chance of winning the marathon, but he will _________ the race even if he finishes last.

A. keep on　 　　　　B. keep to　　 　　　C. stick out　 　　　　D. stick to

45. The store had no more red shoes ___________, so Mary chose brown ones instead.

A. in demand　　　　 　B. in store 　　　　C. in need 　　　D. in stock

44. Don't go too far into the sea, children, or the waves will __________ you off your feet.

A. flow　 　　　　　　B. cut　 　　　　　　C. press　 　　　　　D. sweep

43. Because of the poor harvest, wheat prices have __________ in the last six months.

A. added　 　　　　B. jumped　　 　　　C. amounted　 　　　　D. developed