I’ll never forget the day we worked togetherA. whenB. whichC. thatD. where

问题补充：

I’ll never forget the day we worked together

A. when

B. which

C. that

D. where

答案：

(答案→)A. when

B. which

C. that

D. where

解析：考察定语从句。本题定语从句的先行词是the day后面定语从句的句中结构很完整，故使用关系副词when在句中做时间状语。句意：我永远都无法忘记我们一起工作的那些日子。故A正确。