Korean grammar patterns › Level 2
-기로 하다
decide to; agree / arrange to (with someone)
Level 2 · TOPIK I · beginner
How to use it
Expresses a decision or an arrangement made with others. Usually in the past (-기로 했어요) because the decision is already made, even when the action is in the future.
Forming it
| 가다 | → 가기로 했어요 |
| 만나다 | → 만나기로 했어요 |
| 끊다 | → 끊기로 했어요 |
Only with verbs. The tense goes on 하다: ✗ 갔기로 했어요.
Examples
올해부터 담배를 끊기로 했어요.
I decided to quit smoking starting this year.
친구하고 토요일에 만나기로 했어요.
My friend and I agreed to meet on Saturday.
Compared with similar patterns
-(으)ㄹ까 하다 is a vague plan still being considered; -(으)려고 하다 is an intention, not necessarily decided or agreed with anyone.