comprobar Affirmative Imperative Conjugation
comprobar — to check
Use 'comprueba' (tú) or 'compruebe' (usted) to tell someone to check something.
comprobar Affirmative Imperative Forms
When to Use the Affirmative Imperative
Use the imperative to give direct orders, instructions, or advice to verify information.
Notes on comprobar in the Affirmative Imperative
The informal 'tú' and formal 'usted/ustedes' forms use the stem change (o > ue). The 'vosotros' form is regular (comprobad).
Example Sentences
Comprueba el saldo de tu cuenta.
Check your account balance.
tú
Compruebe su equipaje antes de salir.
Check your luggage before leaving.
usted
Common Mistakes
Mistake: Saying 'comprobal' instead of 'comprobad'.
Correct: comprobad
Why: The vosotros command always ends in 'd', not 'l'.
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Related Tenses
Present
yo: compruebo
Comprobar is a stem-changing verb (o > ue) in all forms except nosotros and vosotros.
Preterite
yo: comprobé
The preterite of comprobar is regular: comprobé, comprobaste, comprobó, comprobamos, comprobasteis, comprobaron.
Imperfect
yo: comprobaba
The imperfect of comprobar is regular: comprobaba, comprobabas, comprobaba, comprobábamos, comprobabais, comprobaban.
Future
yo: comprobaré
The future of comprobar is regular: comprobaré, comprobarás, comprobará, comprobaremos, comprobaréis, comprobarán.
Conditional
yo: comprobaría
The conditional of comprobar is regular: comprobaría, comprobarías, comprobaría, comprobaríamos, comprobaríais, comprobarían.
Present Subjunctive
yo: compruebe
The present subjunctive follows the stem change (o > ue): compruebe, compruebes, compruebe, comprobemos, comprobéis, comprueben.
Imperfect Subjunctive
yo: comprobara
The imperfect subjunctive is regular: comprobara, comprobaras, comprobara, comprobáramos, comprobarais, comprobaran.
Negative Imperative
yo: no compruebes
Negative commands use the present subjunctive: no compruebes, no compruebe, no comprobemos, no comprobéis, no comprueben.