Just practice...

prohibit 금지하다 certain 어떤 certain items 어떤 아이템은 certain 확실한, 틀림없는

biggest rival 최대 라이벌

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Hello nice to meet you.

Thank you for coming so far.

Are you new to Korea? ( )

Have you ever seen Korean drama?

I thought you were 21.

one's early twenties ( 20대 초반 )

How old are you?