1. Learn Korean
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  4. to be sure (that) ....

How do you say
to be sure (that) .... in Korean?

~이라고 확신하다 (~라고 확신하다)

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Related words and phrases:

I made a mistake
나는 실수했어요
you hurt his feelings
당신은 그의 기분을 상하게 했어요
she obviously made a mistake
그녀는 명백히 실수했어요
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