单选题 Mary will not be able to come to the birthday party as she is ______ with a cold.
  • [A] laid aside
  • [B] laid by
  • [C] laid up
  • [D] laid down


【正确答案】 C
【答案解析】短语动词辨析题。选项[C]lay up意为“因痛(或伤残)卧床”，常用被动语态，所以为正确答案。选项[A]lay aside意为“放弃，抛弃”；选项[B]lay by意为“储存”；选项[D]lay down意为“牺牲，献出；规定”。