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63. Don't be too( )! If the manager of the car dealership intended to give you the job, he would have called you by now.

62. With Spring Festival drawing nearer, people are glowing with happiness, and are full of hope; this excitement is ( )before New Year's Eve.

61.The disaster is already set to be the world's worst for ground casualties ( ) by a crashing aircraft.

60.Child mortality死亡率decreased due to improvements in medical care and greater attention to problems related to proper( ).

59. From a practical ( ), how can you reduce production costs and at the same time minimize the risks involved?

58.There are ( )changes inenvironmental conditions from freezing cold to extremely hot,and from dry to very humid潮湿的?

57. With the development of modern industries, a lot of traditional values that developed from a farm-based economy have been enormously ( )?

56. Located in the heart of the city, the Dogs' Home is open seven days a week, 365 days a year to receive ( )dogs.

55. Much of the city was ( )before the storm but thousands remained, many of whom were trapped by the water for days.

54.The neighboring country suddenly concentrated a large number of soldiers and armaments on the border,ready for military actions. ( ) the pretext of holding training exercises.