Sphinx Classical Grammar Drill  

Verb Paradigm: operio, to cover
(operio, operire, operui, opertum)

ACTIVE VOICE
Present
indicative

operio
operis
operit
operimus
operitis
operiunt

Future
indicative

operiam
operies
operiet
operiemus
operietis
operient

Imperfect
indicative

operiebam
operiebas
operiebat
operiebamus
operiebatis
operiebant

Perfect
indicative

operui
operuisti
operuit
operuimus
operuistis
operuerunt

Pluperfect
indicative

operueram
operueras
operuerat
operueramus
operueratis
operuerant

Future perfect
indicative

operuero
operueris
operuerit
operuerimus
operueritis
operuerint

Present
subjunctive

operiam
operias
operiat
operiamus
operiatis
operiant

Present
imperative

operi
operite

Imperfect
subjunctive

operirem
operires
operiret
operiremus
operiretis
operirent

Perfect
subjunctive

operuerim
operueris
operuerit
operuerimus
operueritis
operuerint

Pluperfect
subjunctive

operuissem
operuisses
operuisset
operuissemus
operuissetis
operuissent

Present
participle

operiens, -ntis

Future
participle

operturus, -a, -um

Present
infinitive

operire

Perfect
infinitive

operuisse

Gerund
 

operiendus

Supine
 

opertum, -u

PASSIVE VOICE
Present
indicative

operior
operiris
operitur
operimur
operimini
operiuntur

Future
indicative

operiar
operieris
operietur
operiemur
operiemini
operientur

Imperfect
indicative

operiebar
operiebaris
operiebatur
operiebamur
operiebamini
operiebantur

Present
subjunctive

operiar
operiaris
operiatur
operiamur
operiamini
operiantur

Present
imperative

operire
operimini

Imperfect
subjunctive

operirer
operireris
operiretur
operiremur
operiremini
operirentur

Present
infinitive

operiri

Perfect
participle

opertus, -a, -um

Gerundive
 

operiendus, -a, -um