tumbar Present Subjunctive Conjugation
tumbar — to knock down
Use 'tumba' (él/ella/usted) or 'tumbemos' (nosotros) for wishes, doubts, or emotions related to 'tumbar'.
tumbar Present Subjunctive Forms
When to Use the Present Subjunctive
The present subjunctive is used after expressions of desire, doubt, emotion, or uncertainty. For example, 'I want you to knock down the old fence' or 'It's unlikely that he will knock over the statue.' It's about influencing or reacting to an action, not stating a fact.
Notes on tumbar in the Present Subjunctive
Tumbar is regular in the present subjunctive. The forms are derived from the 'yo' form of the present indicative ('tumbo').
Example Sentences
Quiero que tú tumbes esa hoja seca.
I want you to knock down that dry leaf.
tú
Espero que ellos tumben el árbol que está enfermo.
I hope they knock down the tree that is sick.
ellos/ellas/ustedes
Dudo que usted tumbe la estatua por accidente.
I doubt you would knock over the statue by accident.
él/ella/usted
Common Mistakes
Mistake: Using the present indicative instead of the present subjunctive.
Correct: After 'quiero que', use 'tumbes', not 'tumbas'.
Why: Verbs expressing desire or influence trigger the subjunctive mood.
Mistake: Forgetting 'que' after expressions of doubt or desire.
Correct: Say 'Espero que tumben', not 'Espero tumben'.
Why: The conjunction 'que' is necessary to connect the main clause with the subjunctive clause.
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Related Tenses
Present
yo: tumbo
The present tense of 'tumbar' is regular: tumbo, tumbas, tumba, tumbamos, tumbáis, tumban.
Preterite
yo: tumbé
The preterite of 'tumbar' is regular: tumbé, tumbaste, tumbó, tumbamos, tumbasteis, tumbaron.
Imperfect
yo: tumbaba
The imperfect of 'tumbar' is regular: tumbaba, tumbabas, tumbaba, tumbábamos, tumbabais, tumbaban.
Future
yo: tumbaré
The future of 'tumbar' is regular: tumbaré, tumbarás, tumbará, tumbaremos, tumbaréis, tumbarán.
Conditional
yo: tumbaría
The conditional of 'tumbar' is regular: tumbaría, tumbarías, tumbaría, tumbaríamos, tumbaríais, tumbarían.
Imperfect Subjunctive
yo: tumbara
Use 'tumbara' or 'tumbase' for hypothetical past situations or wishes involving 'tumbar'.
Affirmative Imperative
yo: tumba
Use 'tumba' (tú) and 'tumben' (ustedes) for direct commands with 'tumbar'.
Negative Imperative
yo: no tumbes
Use 'no tumbes' (tú) and 'no tumben' (ustedes) for negative commands with 'tumbar'.