sumir Present Subjunctive Conjugation
sumir — to plunge
The present subjunctive of 'sumir' (sumas, sumas, suma, sumamos, sumáis, sumen) is used after expressions of doubt, desire, emotion, and uncertainty.
sumir Present Subjunctive Forms
When to Use the Present Subjunctive
Use the present subjunctive after phrases that express wishes, emotions, doubts, or impersonal judgments. It's for when the action of 'sumir' is not stated as a fact, but as something desired, feared, or uncertain.
Notes on sumir in the Present Subjunctive
The present subjunctive of 'sumir' is regular. The stem remains 'sum-' and the standard -ir subjunctive endings are applied.
Example Sentences
Espero que no sumas en problemas.
I hope you don't plunge into problems.
tú
Quiero que él sume a la conversación.
I want him to plunge into the conversation.
él/ella/usted
Dudamos que sumamos en esa inversión.
We doubt that we will plunge into that investment.
nosotros
Es importante que ustedes sumáis a la causa.
It's important that you all plunge into the cause.
vosotros
Common Mistakes
Mistake: Using the present indicative instead of the present subjunctive.
Correct: After verbs of emotion, doubt, or volition (like 'esperar', 'dudar', 'querer'), use the present subjunctive (e.g., 'espero que sumas').
Why: These trigger verbs require the subjunctive mood to express uncertainty or subjectivity.
Mistake: Forgetting the correct subjunctive endings.
Correct: Ensure you use the '-a' endings for -ir verbs in the present subjunctive (sumas, sumas, suma, sumamos, sumáis, sumen).
Why: The endings are different from the indicative mood and vary between -ar and -ir/-er verbs.
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Related Tenses
Present
yo: sumo
The present tense of 'sumir' is regular: sumo, sumes, sume, sumimos, sumís, sumen.
Preterite
yo: sumí
The preterite of 'sumir' is regular: sumí, sumiste, sumió, sumimos, sumisteis, sumieron.
Imperfect
yo: sumía
The imperfect of 'sumir' is regular: sumía, sumías, sumía, sumíamos, sumíais, sumían.
Future
yo: sumiré
The future tense of 'sumir' is regular: sumiré, sumirás, sumirá, sumiremos, sumiréis, sumirán.
Conditional
yo: sumiría
The conditional of 'sumir' is regular: sumiría, sumirías, sumiría, sumiríamos, sumiríais, sumirían.
Imperfect Subjunctive
yo: sumiera
The imperfect subjunctive of 'sumir' (sumiera, sumieras, sumiera, sumiéramos, sumierais, sumieran) is used for past hypotheticals and wishes.
Affirmative Imperative
yo: sume
Commands like 'sume' (you singular) and 'sumid' (you plural, Spain) are irregular, while others like 'sumamos' (we) are regular.
Negative Imperative
yo: no sumas
All negative commands for 'sumir' are formed using 'no' plus the present subjunctive, like 'no sumas' (you singular) and 'no sumamos' (we).