derrumbar Present Subjunctive Conjugation
derrumbar — to knock down
The present subjunctive, like 'derrumbe' or 'derumbes', expresses wishes, doubts, or emotions.
derrumbar Present Subjunctive Forms
When to Use the Present Subjunctive
Use the present subjunctive after expressions of desire, doubt, emotion, or uncertainty. For 'derrumbar', think 'I want them to knock down the wall' or 'It's unlikely that he will knock down the building'.
Notes on derrumbar in the Present Subjunctive
Derrumbar is regular in the present subjunctive.
Example Sentences
Espero que derrumbes la casa vieja pronto.
I hope you knock down the old house soon.
tú
Dudo que derrumben el puente sin aviso.
I doubt they will knock down the bridge without notice.
ellos/ellas/ustedes
Quiero que derrumbemos esta pared para hacer más espacio.
I want us to knock down this wall to make more space.
nosotros
No creo que él derrumbe el proyecto.
I don't think he will knock down the project.
él/ella/usted
Common Mistakes
Mistake: Using the present indicative instead of the present subjunctive.
Correct: Use 'Espero que derrumbes' (subjunctive) not 'Espero que derrumbas' (indicative).
Why: Phrases expressing hope, doubt, or emotion trigger the subjunctive mood.
Mistake: Forgetting the subjunctive ending changes.
Correct: Remember that -ar verbs take -e/-en endings in the present subjunctive (yo, él/ella/usted, ellos/ellas/ustedes) and -es/-éis for tú/vosotros.
Why: This is a common point of confusion for learners as it differs from indicative endings.
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Related Tenses
Present
yo: derrumbo
The present tense of derrumbar is regular: derrumbo, derrumbas, derrumba, derrumbamos, derrumbáis, derrumban.
Preterite
yo: derrumbé
The preterite of derrumbar is regular: derrumbé, derrumbaste, derrumbó, derrumbamos, derrumbasteis, derrumbaron.
Imperfect
yo: derrumbaba
The imperfect of derrumbar is regular: derrumbaba, derrumbabas, derrumbaba, derrumbábamos, derrumbabais, derrumbaban.
Future
yo: derrumbaré
The future tense of derrumbar is regular: derrumbaré, derrumbarás, derrumbará, derrumbaremos, derrumbaréis, derrumbarán.
Conditional
yo: derrumbaría
The conditional of derrumbar is regular: derrumbaría, derrumbarías, derrumbaría, derrumbaríamos, derrumbaríais, derrumbarían.
Imperfect Subjunctive
yo: derrumbara
The imperfect subjunctive, like 'derrumbaras' or 'derrumbaramos', is used for past hypotheticals or wishes.
Affirmative Imperative
yo: derrumba
Use imperative forms like 'derrumbe' and 'derrumbe' for direct commands.
Negative Imperative
yo: no derrumbes
Negative commands like 'no derrumbes' and 'no derrumben' use the present subjunctive with 'no'.