Was it when you were attending high school you first listened to pop music?A. whenB. that

问题补充：

Was it when you were attending high school you first listened to pop music?

A. when

B. that

C. which

D. where

答案：

A. when

(答案→)B. that

C. which

D. where

解析：考查强调句的一般疑问句，结构是：was/is it+强调部分+that…，句意：是在你上高中的时候，第一次听见流行音乐吗？选B。