-(으)ㄹ 줄 알다/모르다

Meaning

1. 1

   An expression used to indicate that one knows how to do a certain thing.

   어떤 일을 할 방법이나 능력을 나타내는 표현.

2. 2

   An expression used to indicate that one either knows or does not know a certain fact or state.

   어떤 사실이나 상태에 대해 알고 있거나 모르고 있음을 나타내는 표현.

Example sentences

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• 승규는 일본어를 할 줄 안다.

  Seunggyu can speak Japanese.

• 지수는 술을 전혀 마실 줄 몰라요.

  Jisu can't drink alcohol at all.

• 우리 아이는 아직 글을 쓸 줄 몰라요.

  My child doesn't know how to write yet.

• 너 수영할 줄 아니?

  Do you know how to swim?

  아니. 난 물을 무서워해서 수영을 못해.

  No. I'm scared of water, so I can't swim.

• 저 사람이 여자일 줄 몰랐어요.

  I had no idea that person was a woman.

• 여기에서 선생님을 만날 줄 몰랐어요.

  I didn't expect to meet you here, teacher.