많았는데

In a sentence

• 그 행사에는 사람들이 정말 많았는데, 분위기가 활기찼어요.

  At that event, there were really many people, and the atmosphere was lively.

  Here, "많았는데" is used as a past tense description of quantity, indicating there were many people at the event.

• 예산이 많았는데 계획을 잘못 세워서 다 써버렸어요.

  There was a lot of budget, but due to a poor plan, it was all spent.

  In this sentence, "많았는데" refers to a past condition involving a large amount of budget, followed by an explanation or contrast.

• 기회가 많았는데 제가 준비가 부족했고 놓쳤어요.

  There were many opportunities, but I lacked preparation and missed them.

  Here, "많았는데" expresses a past scenario of having numerous opportunities, leading into a reflection on preparation and outcomes.