abrir Imperfect Subjunctive Conjugation
abrir — to open
The imperfect subjunctive of abrir uses the preterite stem: abriera, abrieras, abriera, abriéramos, abrierais, abrieran.
abrir Imperfect Subjunctive Forms
When to Use the Imperfect Subjunctive
Use this for 'if' clauses involving hypothetical opening, or when a past request or wish was made (e.g., 'He asked me to open it').
Notes on abrir in the Imperfect Subjunctive
Abrir is regular in this tense, deriving its stem from the 3rd person plural preterite 'abrieron'.
Example Sentences
Si abrieras la caja, verías la sorpresa.
If you opened the box, you would see the surprise.
tú
Me pidió que abriera la ventana.
He asked me to open the window.
yo
Ojalá abrieran más parques en la ciudad.
I wish they would open more parks in the city.
ellos/ellas/ustedes
Common Mistakes
Mistake: abriéramos (without the accent)
Correct: abriéramos
Why: The 'nosotros' form always requires an accent on the vowel before the -ramos ending.
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Related Tenses
Present
yo: abro
The present tense of abrir is regular: abro, abres, abre, abrimos, abrís, abren.
Preterite
yo: abrí
Abrir is regular in the preterite: abrí, abriste, abrió, abrimos, abristeis, abrieron.
Imperfect
yo: abría
The imperfect of abrir follows the regular -ir pattern: abría, abrías, abría, abríamos, abríais, abrían.
Future
yo: abriré
The future of abrir uses the infinitive as the stem: abriré, abrirás, abrirá, abriremos, abriréis, abrirán.
Conditional
yo: abriría
The conditional of abrir is regular: abriría, abrirías, abriría, abriríamos, abriríais, abrirían.
Present Subjunctive
yo: abra
The present subjunctive of abrir uses the 'a' endings: abra, abras, abra, abramos, abráis, abran.
Affirmative Imperative
yo: abre
The affirmative imperative for abrir: abre (tú), abra (usted), abramos (nosotros), abrid (vosotros), abran (ustedes).
Negative Imperative
yo: no abras
The negative imperative of abrir uses the present subjunctive: no abras, no abra, no abramos, no abráis, no abran.