concentrar Negative Imperative Conjugation
concentrar — to focus
Negative commands for concentrar use the present subjunctive: ¡no concentres, no concentre, no concentremos, no concentréis, no concentren!
concentrar Negative Imperative Forms
When to Use the Negative Imperative
You use the negative imperative to tell someone NOT to do something. For 'concentrar', it means instructing someone to not focus, perhaps to relax or stop worrying about something.
Notes on concentrar in the Negative Imperative
Negative commands in Spanish always use the present subjunctive. Concentrar is regular in this tense.
Example Sentences
No concentres tus preocupaciones en el pasado.
Don't focus your worries on the past.
tú
No concentre en los detalles, mire el panorama general.
Don't focus on the details, look at the big picture.
usted
Por favor, no concentréis en los errores.
Please, don't focus on the mistakes.
vosotros
No nos concentremos en lo negativo.
Let's not focus on the negative.
nosotros
Common Mistakes
Mistake: Using the infinitive with 'no'.
Correct: Use the present subjunctive: 'No concentrar' is wrong; 'No concentre' is correct.
Why: Negative commands require the subjunctive mood.
Mistake: Confusing 'tú' and 'usted' forms.
Correct: 'No concentres' is for 'tú', 'No concentre' is for 'usted'.
Why: These are distinct command forms for different levels of formality.
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Related Tenses
Present
yo: concentro
The present tense of concentrar (concentro, concentras, concentra, etc.) describes current actions or habits.
Preterite
yo: concentré
The preterite of concentrar is regular: concentré, concentraste, concentró, concentramos, concentrasteis, concentraron.
Imperfect
yo: concentraba
The imperfect of concentrar (concentraba, concentrabas, etc.) describes past habits or ongoing actions.
Future
yo: concentraré
The future tense of concentrar (concentraré, concentrarás, etc.) expresses actions that will happen.
Conditional
yo: concentraría
The conditional of concentrar (concentraría, concentrarías, etc.) expresses hypothetical actions ('would focus').
Present Subjunctive
yo: concentre
The present subjunctive of concentrar (concentre, concentres, concentremos, etc.) is used for wishes, doubts, and emotions.
Imperfect Subjunctive
yo: concentrara
The imperfect subjunctive of concentrar (concentrara/concentrase) expresses past hypotheticals, wishes, or doubts.
Affirmative Imperative
yo: concentra
Use the imperative of concentrar for direct commands: ¡concentra, concentre, concentremos, concentrad, concentren!