-(으)ㄴ/는/(으)ㄹ 줄 몰랐다

Examples

• 네가 이미 알고 있는 줄 몰랐어.

  I didn't know that you already knew.

• 시험이 이렇게 어려울 줄 몰랐어요.

  I didn't know that the exam would be this hard.

• 그 식당이 문을 닫은 줄 몰랐어요.

  I didn't know that the restaurant had closed.

• 제가 이 일을 혼자 해야 할 줄 몰랐어요.

  I didn't know that I would have to do this work alone.

• 한국어가 이렇게 재미있는 줄 몰랐어요.

  I didn't know that Korean would be this fun.

Related grammar · TOPIK 4