53. A. reason B. volume C. measure D. monitor 54. A. amount B. data C. number D. account 55. A. up to B. out of C. off and on D. in about 56. A. missing B. getting C. keeping D. putting 57. A. hardly B. excessively C. highly D. passively 58. A. modernization B. civilization C. constitution D. tradition 59. A. liberties B. activities C. unions D. campaigns 60. A. sticky B. static C. steep D. stable
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