单选题 All Fire Police Officers are sworn officers of the law and should display a(n) {{U}}badge{{/U}} of authority when on duty.
  • A. multitude
  • B. token
  • C. air
  • D. degree
【正确答案】 B
【答案解析】badge：徽章，标志；multitude：多，大量；token：标志，象征；air：空气，神态；degree：程度，学位，度数。