He has forgotten the day _____he arrived A.when B.where C.that D.which

He has forgotten the day _____he arrived A.when B.where C.that D.which
He has forgotten the day _____he arrived A.when B.where C.that D.which

He has forgotten the day _____he arrived A.when B.where C.that D.which
a
when 在定语从句中作时间状语,修饰the day,因是一个时间概念,所以,只能选when.
where 在定语从句中作地点状语,本句先行词不是表示地点的.排除.
that ,which 在定语从句中作主语或宾语.本句的定语从句的主语已有,是he,谓语arrived是不及物动词,不能带宾语.所以,that,which 都排除.

A .

C吧
B肯定错的，A应为he has forgotten when he arrived

A