La ciudad no sería tan grande si no hubieran abierto la frontera.The city would not be so big if they had not opened the border.Breakdown of La ciudad no sería tan grande si no hubieran abierto la frontera.serto begrandebigla ciudadthe citynono / notElon.io is an online learning platformWe have an entire course teaching Spanish (Spain) grammar and vocabulary.Start learning Spanish (Spain) now