65.(　　 ) The teachers may use these exercises as part of class work or home ___________.

　　　　 A. requirement　　　　 B. assignment　　　　 C. appointment　　　　 D. entertainment

64.(　　 ) There are a lot of problems today which are beyond any single person’s ability to solve, and they call for joint _______.

A. forces　　　　　　 B. efforts　　　　　　 C. energies　　　　　　 D. operations

63.(　　 ) Eye ____________ is sometimes the key to communication.

　　　　 A. touch　　　　 B. sight　　　　　　 C. sign　　　　　　 D. contact

62.(　　 )It’s better to make quality music that can stand the ___________ of time.

A. test　　　　　 B. proof　　　　　　　 C. check　　　　　　 D. passing

61.(　　 ) He can’t have missed the way. I explained the ___________ carefully and drew him a map.

A. line　　　　　 B. route　　　　　　 C. queue　　　　　　 D. way

60.(　　 ) The cause of the accident may have been the engine’s __________ to operate.

　　　　 A. fault　　　　　 B. failure　　　　　 C. inconvenience　　　 D. disorder

59.(　　 ) The doctor’s mistakes in ____________ can lead to the death of the patient.

　 　　　A. judgement　　　 B. survey　　　　　 C. information　　　　 D. resolution

58.(　　 ) The better __________ you have of words, the better chance you have of saying exactly what you mean.

　　　　 A. demand　　　　 B. master　　　　　 C. command　　　　 D. performance

57.(　　 ) In a talk show a host has to deal with unexpected ____________.

　　　　 A. occasions　　　 B. situations　　　　 C. events　　　　　 D. states

56.(　　 ) I think it’s high time you made up your mind to choose a(n) ___________.

　　　　 A. ambition　　　 B. work　　　　　　 C. employment　　 D. career