Sorry I didn’t hear you. I 　　　　 to the music.A. just listened B. was just listeningC. has

问题补充：

Sorry， I didn’t hear you. I to the music.

A. just listened

B. was just listening

C. has just listened

D. had just listened

答案：

A. just listened

(答案→)B. was just listening

C. has just listened

D. had just listened

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