그른지

In a sentence

• 그 이야기가 사실인지 그른지 아직 확인되지 않았다.

  It hasn't been confirmed yet whether that story is true or false.

  In this sentence, '그른지' is used to question the validity or correctness of the matter in question, forming a contrast between possible truths.

• 그 소문이 그른지 진실인지 내가 알 수가 없었다.

  I couldn't tell whether that rumor was false or true.

  Here, '그른지' functions as part of an interrogative clause, suggesting uncertainty about the falsehood of the rumor.

• 그의 행동이 그른지 올른지 판단하기 어렵다.

  It is difficult to judge whether his actions were incorrect or correct.

  In this context, '그른지' asks whether the actions are wrong, presenting it juxtaposed with their correctness.