고르다(to choose)’s conjugation in present – past – future :
골라 (irregular) – 골랐어(irregular) – 고를 거예요 (regular)
For most irregular verbs and adjectives, conjugation irregularity can only be seen while conjugating them in past or present tenses. The future tense follows regular conjugation rules. There are of course some exceptions, e.g. verbs like 듣다, 걷다, and -ㅂending adjectives.