県立けんりつ高等こうとう学校がっこうじゃありませんでした
kenritsukōtōgakkōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 県立高等学校

1. Was not a prefectural high school.; Wasn't a public high school.

Past/Perfective
Negative
Polite
Terminal Form