이라고 생각해

think that…

→ 이다
phrase Very common #724
think that… Used to express a thought or opinion about a quoted statement or idea. The ending changes with tense and politeness.
KO: 그게 좋은 생각이라고 생각해.
EN: I think that’s a good idea.

그럼 정상 이라고 생각해?

So, do you think that's normal?

— 해피 투게더 (1997)

연습 이라고 생각해

Think of it as practice.

— 리전에어 (1998)

우리 좋은 팀 이라고 생각해?

Do you think we're a good team?

— 주토피아 2 (2025)

왜 꼭 같은 사람 이라고 생각해?

Why do you think it has to be the same person?

— Wonderland (2024)