高速 こうそく回線 かいせんじゃなかったです
kōsokukaisenjanakattadesu

Noun
Desu Copula

The polite, past negative form of 高速回線

1. Wasn't a high-speed line.; Didn't have a high-speed connection.

Past/Perfective
Negative
Polite
Casual Register
Computing