quebrar Present Subjunctive Conjugation
quebrar — to break
The present subjunctive of quebrar follows the e > ie stem change in the same pattern as the present indicative.
quebrar Present Subjunctive Forms
When to Use the Present Subjunctive
Use when expressing doubt, desire, or emotions about something breaking (e.g., 'I'm afraid it might break').
Notes on quebrar in the Present Subjunctive
The stem changes e > ie in all forms except nosotros and vosotros.
Example Sentences
Espero que no quiebres el espejo.
I hope you don't break the mirror.
tú
Dudo que ellos quiebren su promesa.
I doubt they will break their promise.
ellos/ellas/ustedes
Es importante que no quebremos la ley.
It is important that we don't break the law.
nosotros
Common Mistakes
Mistake: Using 'quebre' instead of 'quiebre'.
Correct: quiebre
Why: The stem change is mandatory in the subjunctive singular and third-person plural forms.
Mistake: Using 'quiebremos' for nosotros.
Correct: quebremos
Why: For -ar verbs, the stem change disappears in the nosotros form of the subjunctive.
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Related Tenses
Present
yo: quiebro
Quebrar is a stem-changing verb in the present tense, changing e to ie in all forms except nosotros and vosotros.
Preterite
yo: quebré
Quebrar is completely regular in the preterite; it does not have a stem change here.
Imperfect
yo: quebraba
The imperfect of quebrar is regular: quebraba, quebrabas, quebraba, quebrábamos, quebrabais, quebraban.
Future
yo: quebraré
The future tense of quebrar is regular: simply add the endings to the infinitive (quebrar-).
Conditional
yo: quebraría
The conditional of quebrar is regular: quebraría, quebrarías, quebraría, etc.
Imperfect Subjunctive
yo: quebrara
The imperfect subjunctive of quebrar is regular, derived from the third-person plural preterite 'quebraron'.
Affirmative Imperative
yo: quiebra
The imperative of quebrar uses the stem-changed 'quiebra' for tú commands.
Negative Imperative
yo: no quiebres
The negative imperative of quebrar uses the present subjunctive forms preceded by 'no'.