ci fosse

form-of imperfect singular subjunctive third-person

esserciの三人称単数接続法過去未完了形

English Meaning

third-person singular imperfect subjunctive of esserci

Se ci fosse più tempo, visiterei anche il museo.

もしもっと時間があったら、私もその博物館を訪れるでしょう。

If there were more time, I would also visit the museum.

ci fossero

（ plural ）