alertar to alertPresent Perfect Subjunctive / Perfecto de Subjuntivoyohaya alertadotúhayas alertadoél / Ud.haya alertadonosotroshayamos alertadovosotroshayáis alertadoellos / Uds.hayan alertado
Other Tenses / Moods of Alertar 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