exponer Preterite Conjugation
exponer — to exhibit
Exponer is highly irregular in the preterite, using the 'u' stem: expuse, expusiste, expuso, expusimos, expusisteis, expusieron.
exponer Preterite Forms
When to Use the Preterite
Use the preterite to talk about a specific time someone presented a topic or exhibited a piece of art in the past.
Notes on exponer in the Preterite
Like 'poner', the stem changes from 'expon-' to 'expus-'. Note that the 'yo' form ends in -e and the 'él' form ends in -o without accents.
Example Sentences
Ayer expuse mi proyecto final.
Yesterday I presented my final project.
yo
El artista expuso sus obras el mes pasado.
The artist exhibited his works last month.
él/ella/usted
¿Por qué no expusiste tus motivos?
Why didn't you explain your motives?
tú
Common Mistakes
Mistake: Writing 'exponí' or 'exponió'.
Correct: expuse / expuso
Why: Exponer does not follow regular -er verb rules in the preterite; it follows the irregular pattern of 'poner'.
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Related Tenses
Present
yo: expongo
Exponer is mostly regular except for the 'yo' form: expongo, expones, expone, exponemos, exponéis, exponen.
Imperfect
yo: exponía
Exponer is completely regular in the imperfect: exponía, exponías, exponía, exponíamos, exponíais, exponían.
Future
yo: expondré
Exponer uses the irregular stem 'expondr-': expondré, expondrás, expondrá, expondremos, expondréis, expondrán.
Conditional
yo: expondría
Exponer uses the irregular stem 'expondr-': expondría, expondrías, expondría, expondríamos, expondríais, expondrían.
Present Subjunctive
yo: exponga
Exponer uses the irregular stem 'expong-' in the present subjunctive: exponga, expongas, exponga, expongamos, expongáis, expongan.
Imperfect Subjunctive
yo: expusiera
Exponer uses the irregular stem 'expusi-' in the imperfect subjunctive: expusiera, expusieras, expusiera, expusiéramos, expusierais, expusieran.
Affirmative Imperative
yo: expón
The affirmative commands for exponer are: expón (tú), exponga (usted), expongamos (nosotros), exponed (vosotros), expongan (ustedes).
Negative Imperative
yo: no expongas
Negative commands use the present subjunctive forms: no expongas (tú), no exponga (usted), no expongamos (nosotros), no expongáis (vosotros), no expongan (ustedes).