Verbseoul.
하다 verb
선택하다seontaekhadato choose, to select

To say to choose, to select politely in the present tense, use 선택해요 (suhn-tae-kae-yoh). Below is the full conjugation of 선택하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
선택해
suhn-tae-kae
선택해요
suhn-tae-kae-yoh
선택합니다
suhn-tae-kahm-nee-dah
Past
선택했어
suhn-tae-kae-ssuh
선택했어요
suhn-tae-kae-ssuh-yoh
선택했습니다
suhn-tae-kae-sseum-nee-dah
Future
선택할 거야
suhn-tae-kahl- -guh-yah
선택할 거예요
suhn-tae-kahl- -guh-yae-yoh
선택할 겁니다
suhn-tae-kahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
선택하세요
suhn-tae-kah-sae-yoh
Suggestion / Let's Polite (요)
선택해요
suhn-tae-kae-yoh
Question Polite (요)
선택해요?
suhn-tae-kae-yoh-?
Connective “and” — (고)
선택하고
suhn-tae-kah-goh
Conditional “if” — (면)
선택하면
suhn-tae-kah-myuhn
Noun form — (기)
선택함
suhn-tae-kahm