They are used to conjoin related actions in order and they can be attached to verbs and adjectives.
If the last vowel is ㅗ or ㅏ you have to use ~아서. Otherwise you have to use ~어서. In the case of verbs ending with 하다 you have to add 해서.
Examples:
- 운전해서 집에 가요. / I drive home.
- 길을 건너서 똑바로 가세요. / Go straight across the street.
- 서점을 지나서 100미터쯤 가세요. / Go about 100 meters past the bookstore.
Vocabulary:
- 운전하다 = to drive
- 집 = house, home
- 가다 = to go
- 길 = street
- 건너다 = to cross (over)
- 똑바로 = straight
- 서점 = bookstore
- 지나다 = to pass by, to go by
- 미터 = meter
- 쯤 = or so, about
This lesson was taken from this app. You should try it out!