-이번 토요일.거기서 6일동안 머물거야.

In this Saturday. We will stay 6days. --> This Saturday. I'll be there for six days.

=> Corrected : The sentence is corrected grammatically.

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-나한테 편지 써줄거지?

Would you write letter for me? --> Can you write me a letter?

=> Corrected : The sentence is corrected grammatically.

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-물론이지. 너한테 이메일 써줄게.

Sure. I will write to e-mail. --> Sure. I'll send you an e-mail.

=> Corrected : The sentence is corrected grammatically.

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