소리가 들렸다

a sound was heard

→ 소리
phrase Uncommon #9,109
a sound was heard The sound is the subject of the sentence; 들렸다 is the past form of 들리다, meaning “to be heard.”
KO: 밖에서 큰 소리가 들렸다.
EN: A loud sound was heard outside.

하는 소리가 들렸다.

I heard a sound.