acostarse Negative Imperative Conjugation
acostarse — to go to bed
The negative imperative uses the present subjunctive: no te acuestes, no se acueste.
acostarse Negative Imperative Forms
When to Use the Negative Imperative
Use this to tell someone NOT to go to bed yet.
Notes on acostarse in the Negative Imperative
Unlike the affirmative command, the reflexive pronoun (te, se, nos, etc.) comes BEFORE the verb.
Example Sentences
No te acuestes todavía, la cena está lista.
Don't go to bed yet, dinner is ready.
tú
No se acuesten sin cepillarse los dientes.
Don't go to bed without brushing your teeth.
No nos acostemos tarde hoy.
Let's not go to bed late today.
nosotros
Common Mistakes
Mistake: No acuéstate.
Correct: No te acuestes.
Why: Negative commands must use the subjunctive form, and the pronoun must come before the verb.
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Related Tenses
Present
yo: me acuesto
Acostarse is a stem-changing (o > ue) reflexive verb: me acuesto, te acuestas, se acuesta.
Preterite
yo: me acosté
The preterite of acostarse is regular in its endings but requires reflexive pronouns: me acosté, te acostaste, se acostó.
Imperfect
yo: me acostaba
The imperfect of acostarse is regular: me acostaba, te acostabas, se acostaba.
Future
yo: me acostaré
The future tense is regular for acostarse: me acostaré, te acostarás, se acostará.
Conditional
yo: me acostaría
The conditional is regular for acostarse: me acostaría, te acostarías, se acostaría.
Present Subjunctive
yo: me acueste
The present subjunctive of acostarse features the O>UE stem change: me acueste, te acuestes, se acueste.
Imperfect Subjunctive
yo: me acostara
The imperfect subjunctive is based on the preterite stem: me acostara, te acostaras, se acostara.
Affirmative Imperative
yo: acuéstate
The imperative for acostarse attaches the pronoun to the end: acuéstate, acuéstese, acostémonos.