单选题 I'll never forget the days ______ I worked together with you.
  • A. when
  • B. where
  • C. which
  • D. that
【正确答案】 A
【答案解析】[解析] 该句为限制性定语从句，先行词the days在定语从句中充当状语成分，故使用关系副词when引导。