場当 ばあたり稽古 けいこではありませんでした
bātarikeikodewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 場当たり稽古

1. It was not impromptu.; It was not done on the spot.; It was not ad-libbed.

Past/Perfective
Negative
Polite
Formal Register