intervenir Affirmative Imperative Conjugation
intervenir — to intervene
The imperative uses the short form 'intervén' for the informal 'tú' command.
intervenir Affirmative Imperative Forms
When to Use the Affirmative Imperative
Use this to give direct orders or strong advice to someone to step in or participate in something.
Notes on intervenir in the Affirmative Imperative
The 'tú' form is 'intervén' (with an accent). Other forms are derived from the present subjunctive stem 'interveng-'.
Example Sentences
Intervén ahora mismo antes de que sea tarde.
Intervene right now before it's too late.
tú
Intervenga usted en la mediación, por favor.
Please, you (formal) intervene in the mediation.
Intervengamos antes de que se peleen.
Let's intervene before they fight.
nosotros
Common Mistakes
Mistake: Using 'interviene' as a command.
Correct: intervén
Why: While many verbs use the third-person present as the command, 'intervenir' follows 'venir' and uses the short form 'intervén'.
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Related Tenses
Present
yo: intervengo
Intervenir is irregular in the present, featuring a 'g' in the 'yo' form and an 'ie' stem change in others.
Preterite
yo: intervine
Intervenir is highly irregular in the preterite, following the 'u-stem' pattern (intervin-).
Imperfect
yo: intervenía
The imperfect of intervenir is regular: intervenía, intervenías, intervenía...
Future
yo: intervendré
The future tense of intervenir uses the irregular stem 'intervendr-'.
Conditional
yo: intervendría
The conditional uses the irregular stem 'intervendr-' followed by regular -ía endings.
Present Subjunctive
yo: intervenga
Intervenir is irregular in the present subjunctive, using the stem 'interveng-' for all persons.
Imperfect Subjunctive
yo: interviniera
The imperfect subjunctive uses the irregular stem 'intervinier-' for all forms.
Negative Imperative
yo: no intervengas
The negative imperative always uses the present subjunctive forms with 'no'.