46. The difference __________ the fact that they are from distinctive cultural background.

    A. lies inB. lies onC. relies onD. leads to

    47. Considering that he has made great contributions to the development of our company, Mr. Smith __________ a good salary.

    A. reservesB. deservesC. preservesD. conserves

    48. Many students today are quite ____________ their grades at the end of the semester.

    A. concerned withB. concerned toC. concerned inD. concerned about

    49. Having been worrying about the safety of her child, she lay __________ awake the whole night.

    A. quiteB. veryC. wideD. fast

    50. The old mother watched the plane until it ___________ in the distance.

    A. varnishedB. driftedC. submergedD. vanished

    51. Candidates who wish to _______ from the examination must notify the secretaryimmediately.

    A. resignB. removeC. suspendD. withdraw

    52. I never expect you to __________ at the meeting. I thought you were abroad.

    A. turn onB. turn outC. turn upD. turn off

    53. This company has decided to ________ its main office from Hong Kong to PudongDevelopment Zone in Shanghai.

    A. transferB. transformC. transplantD. transport

    54. According to Nobel’s famous will，the interest on his fund will be ________ to thosewho have made the greatest contributions to mankind during the previous year．　

    A. devotedB. diawardedC. reservedD. assisted

    55. Everyone else was killed in the accident. I was the only one to ___________.

    A. relieveB. aliveC. releaseD. survive

    56. Though his appearance has changed so much，I recognized him the ________ I saw him.

    A. instantlyB. momentC. occasionD. time

    57. Colour-blind people often find it difficult to ___________ between blue and green.

    A. distinctB. distinguishC. separateD. divide

    58. The medicine the doctor prescribed to me ____________ my headache.

    A. reducedB. freedC. releasedD. relieved

    59. Social and political instability in one country sometimes _______ from underdevelopment inits economy.

    A. raisesB. risesC. causesD. arises

    60. To our _________, Michael’s illness proved not to be as serious as we had feared.

    A. anxietyB. eyesC. reliefD. judgment