YOU SAID:

I went to school and got told off by the teacher

INTO JAPANESE

学校に行ったら先生に怒られた

BACK INTO ENGLISH

When I went to school, the teacher scolded me

INTO JAPANESE

学校に行ったら先生に叱られた

BACK INTO ENGLISH

I was scolded by the teacher when I went to school

INTO JAPANESE

学校に行ったら先生に叱られた

BACK INTO ENGLISH

I was scolded by the teacher when I went to school