neun jul aratda
thought that ~ (but was wrong)
Used when you believed something that turned out not to be true.
Rule: Verbs take -는 줄 알았다 (오는 줄 알았어요). Adjectives take -은/-ㄴ 줄 알았다 (좋은 줄 알았어요). Nouns take -인 줄 알았다.
오늘인 줄 알았어요.
I thought it was today.
화난 줄 알았어요.
I thought you were angry.
한국 사람인 줄 알았어요.
I thought you were Korean.
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