V + -아/어서 (Trình tự)V + -a/eoseo (sequence)

V + -아/어서 (Sequence) – Do V1 and then (closely linked) V2

Meaning: Do V1 and then V2 (two closely connected sequential actions)

Conjugation & Pattern

  • Verb stem vowel ㅏ, ㅗ + -아서 + Clause 2
  • Other verb stem vowels + -어서 + Clause 2
  • 하다 verbs -> 해서 + Clause 2

Detailed Usage

Connects two sequential actions by the SAME SUBJECT where the second action directly uses the result or location of the first action (e.g., go to the library and study there; wash fruit and eat it).

Example Sentences

  1. 1

    도서관에 가서 한국어 책을 빌렸어요.

    Doseogwane gaseo hangugeo chaegeul billyeosseoyo.

    I went to the library and borrowed a Korean book.

  2. 2

    백화점에 가서 친구의 선물을 살 거예요.

    Baekhwajeome gaseo chinguui seonmureul sal geoyeyo.

    I will go to the department store and buy a gift for my friend.

  3. 3

    사거리에서 오른쪽으로 돌아서 쭉 가세요.

    Sageorieseo oreunjjogeuro doraseo jjuk gaseyo.

    Turn right at the intersection and go straight.

Important Notes

Unlike causal '-아/어서', sequential '-아/어서' CAN be followed by imperatives (-(으)세요) and propositives (-(으)ㅂ시다).

Grammar Topics