ocurrir to happenImperfect Subjunctive / Imperfecto de Subjuntivo – Version 1yoocurrieratúocurrierasél / Ud.ocurrieranosotrosocurriéramosvosotrosocurrieraisellos / Uds.ocurrieranImperfect Subjunctive / Imperfecto de Subjuntivo – Version 2yoocurriesetúocurriesesél / Ud.ocurriesenosotrosocurriésemosvosotrosocurrieseisellos / Uds.ocurriesen
Other Tenses / Moods of Ocurrir Simple Tenses Present Tense Imperfect Tense Preterite (Past Tense) Future Tense Conditional Tense Subjunctive Tense Imperfect Subjunctive Future Subjunctive Imperative (Command) Past Participle & Gerund Compound Tenses Present Perfect Past Perfect Past Anterior (Preterite Perfect) Future Perfect Conditional Perfect Present Perfect Subjunctive Pluperfect Subjunctive Future Perfect Subjunctive