Pluscuamperfecto continuo
hadn't I been countersign
ing?
hadn't you been countersign
ing?
hadn't he been countersign
ing?
hadn't we been countersign
ing?
hadn't you been countersign
ing?
hadn't they been countersign
ing?
Presente
wouldn't I countersign?
wouldn't you countersign?
wouldn't he countersign?
wouldn't we countersign?
wouldn't you countersign?
wouldn't they countersign?