Dormir Conjugation Practice
Dormir is to sleep, and dormirse to fall asleep. Beyond the o→ue change (duermo), the o weakens to u in durmió, durmieron, and the subjunctive durmamos — the classic -ir verb twist.
•to sleep•Stem-changing o→ue•70 exercises in 5 tenses
IPractice by tense
o→ue in the present (duermo); o→u in the preterite él/ellos forms (durmió) and nosotros subjunctive.
Present
yo duermoWhat happens now and in general
14 exercises →Preterite
yo dormíCompleted past actions
14 exercises →Imperfect
yo dormíaPast background, habits, descriptions
14 exercises →Future
yo dormiréWhat will happen
14 exercises →Present Subjunctive
yo duermaAfter wish, doubt, and emotion
14 exercises →IIRelated practice