Usage bar

gerund I am eating. Estic menjant.

past participle I have eaten. He menjat.

present I eat (am eating) (now). Menjo (ara).

future I will eat. Menjaré.

imperfect (for continued action in past) I was eating (used to eat). Menjava.

periphrastic (for simple past) I ate (yesterday). Vaig menjar (ahir).

preterite (for simple past. usage is extremely limited; periphrastic is generally preferred) I ate. Mengí.

imperative (for orders) Eat! Menja!

present subjunctive I don't think you will eat. No crec que mengis.

imperfect subjunctive I don't think you ate. No crec que mengessis.