单选题 The house stands as steady as a rock in the wind.
  • A. continuous
  • B. quick
  • C. firm
  • D. exceptional


【正确答案】 C
【答案解析】[解析] firm:牢固的,和steady(稳固的)意思接近;continuous:连续的、持续的;quick:迅速的;exceptional:特别的、异常的。