単葉 たんよう飛行 ひこう じゃなかったです
tan'yō hikōkijanakattadesu

Noun
Desu Copula

The polite, past negative form of 単葉飛行機

1. Wasn't a single-engine plane.; Wasn't a light aircraft.

Past/Perfective
Negative
Polite
Casual Register