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instruir Present Subjunctive Conjugation

instruir — to instruct

B1irregular -ir★★★
Quick answer:

The present subjunctive of instruir uses a 'y' in all forms: instruya, instruyas, instruya, instruyamos, instruyáis, instruyan.

instruir Present Subjunctive Forms

yoinstruya
túinstruyas
él/ella/ustedinstruya
nosotrosinstruyamos
vosotrosinstruyáis
ellos/ellas/ustedesinstruyan

When to Use the Present Subjunctive

Use this after expressions of desire, doubt, or necessity, such as 'Es importante que...' or 'Quiero que...'.

Notes on instruir in the Present Subjunctive

Because the 'yo' form in the present indicative is 'instruyo', that 'y' carries over into every single form of the present subjunctive.

Example Sentences

  • Es necesario que ella nos instruya pronto.

    It is necessary that she instructs us soon.

    él/ella/usted

  • Dudo que ellos instruyan a los novatos hoy.

    I doubt that they will instruct the rookies today.

    ellos/ellas/ustedes

  • Espero que tú me instruyas en la cocina.

    I hope that you instruct me in the kitchen.

    tú

Common Mistakes

  • Mistake: Using 'instrua' instead of 'instruya'.

    Correct: instruya

    Why: Like the present indicative, the subjunctive requires the 'y' to separate the 'u' from the 'a'.

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Related Tenses

Present

yo: instruyo

The present of instruir adds a 'y' before endings: instruyo, instruyes, instruye, instruimos, instruís, instruyen.

Preterite

yo: instruí

Instruir in the preterite features a 'y' in the third-person forms: instruí, instruiste, instruyó, instruimos, instruisteis, instruyeron.

Imperfect

yo: instruía

The imperfect of instruir is regular: instruía, instruías, instruía, instruíamos, instruíais, instruían.

Future

yo: instruiré

The future of instruir is regular: instruiré, instruirás, instruirá, instruiremos, instruiréis, instruirán.

Conditional

yo: instruiría

The conditional of instruir is regular: instruiría, instruirías, instruiría, instruiríamos, instruiríais, instruirían.

Imperfect Subjunctive

yo: instruyera

The imperfect subjunctive of instruir uses the 'y' from the preterite: instruyera, instruyeras, instruyera, instruyéramos, instruyerais, instruyeran.

Affirmative Imperative

yo: instruye

Use the imperative to give orders: instruye (tú), instruya (usted), instruid (vosotros), instruyan (ustedes).

Negative Imperative

yo: no instruyas

Negative commands use 'no' plus the present subjunctive: no instruyas, no instruya, no instruyamos, no instruyáis, no instruyan.