aprobar Imperfect Subjunctive Conjugation
aprobar — to pass
The imperfect subjunctive of aprobar is regular: aprobara, aprobaras, aprobara, aprobáramos, aprobarais, aprobaran.
aprobar Imperfect Subjunctive Forms
When to Use the Imperfect Subjunctive
Use this for past-tense doubts or 'if' clauses, like 'If I passed, I would celebrate' (Si aprobara, celebraría).
Notes on aprobar in the Imperfect Subjunctive
This tense is formed from the third-person plural of the preterite (aprobaron). There is no stem change.
Example Sentences
Si yo aprobara, estaría muy feliz.
If I passed, I would be very happy.
yo
Quería que ellos aprobaran el examen.
I wanted them to pass the exam.
ellos/ellas/ustedes
Si aprobáramos el proyecto, ganaríamos dinero.
If we approved the project, we would earn money.
nosotros
Common Mistakes
Mistake: Adding a stem change like 'apruebara'.
Correct: aprobara
Why: The imperfect subjunctive is built on the preterite stem, which for 'aprobar' is regular (aprob-).
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Related Tenses
Present
yo: apruebo
Aprobar is an o-to-ue stem-changer in the present: apruebo, apruebas, aprueba, aprobamos, aprobáis, aprueban.
Preterite
yo: aprobé
Aprobar is completely regular in the preterite: aprobé, aprobaste, aprobó, aprobamos, aprobasteis, aprobaron.
Imperfect
yo: aprobaba
Aprobar is regular in the imperfect: aprobaba, aprobabas, aprobaba, aprobábamos, aprobabais, aprobaban.
Future
yo: aprobaré
The future of aprobar is regular: aprobaré, aprobarás, aprobará, aprobaremos, aprobaréis, aprobarán.
Conditional
yo: aprobaría
The conditional of aprobar is regular: aprobaría, aprobarías, aprobaría, aprobaríamos, aprobaríais, aprobarían.
Present Subjunctive
yo: apruebe
The present subjunctive follows the o-to-ue stem change: apruebe, apruebes, apruebe, aprobemos, aprobéis, aprueben.
Affirmative Imperative
yo: aprueba
The imperative uses the stem change for most forms: aprueba (tú), apruebe (usted), aprobemos (nosotros), aprobad (vosotros), aprueben (ustedes).
Negative Imperative
yo: no apruebes
The negative imperative uses the present subjunctive: no apruebes, no apruebe, no aprobemos, no aprobéis, no aprueben.