This is the 2014th most frequent Korean word.
부모가
"Parents" (subject form).
In this sentence, '부모가' is the subject and refers to 'The parents.' It indicates who performed the action of taking the child to school.
부모가 아이를 학교에 데려다주었습니다.
The parents took the child to school.
Here, '부모가' is the subject and signifies 'The parents.' It highlights who is showing interest in the education.
부모가 자녀들의 교육에 관심을 보입니다.
The parents show interest in their children's education.
Here, '부모가' is expressing presence, as the sentence contemplates the impact of absence of 'parents' on children.