单选题 It is well-known that the retired workers in our country are {{U}}eligible{{/U}} to free medical care.
  • A. entitled to
  • B. involved in
  • C. associated with
  • D. assigned to
【正确答案】 A
【答案解析】[解析] entitled to“有资格享受”。 involved in“牵扯，陷入”；associated with“与……有关”；assigned to“把……分配给”。