When everybody took their photos , Emblem3 got backstage to get ready for the concert and after one hour it sterted .
When everybody had taken their photos , Emblem3 went backstage to get ready for the concert and after one hour it started .
When everybody had taken their photos , Emblem3 went backstage to get ready for the concert and after one hour it started .
이 문장의 문법 오류 수정: When everybody took their photos , Emblem3 got backstage to get ready for the concert and after one hour it sterted . 산출: