单选题 Although the police (are) given considerable authority by society to enforce (it's) laws, they get a relatively low salary as compared with (that) of other occupational groups which have much (fewer) authority.
  • A. are
  • B. it's
  • C. that
  • D. fewer


【正确答案】 B
【答案解析】改为its，即society's(1aw)。it's是it is的缩写。