Using "I". when is it appropriate to use 내가 instead of 나?

(are you) busy? which would be correct, if any? "바쁜가요?" "바빠요?" "바쁜거야?"

Pluralization: -가 vs. -들 when making a world plural, how do you know if you should use -가 or if you should use -들?

usage: 네 vs. 예 i've seen and heard both 예 and 네 used as 'yes'. Is there a difference between the two? Which of the two would be the proper way to express 'yes'?thank you all! =]

which form is appropriate? when would you use 있지 않다, 아니다, or 않는다 in a sentence with ...is not...?

i need help translating.. can some one help me translate this into hangeul and english? Mianhaeyo, Mianhaeyo, na honja doogo dduhnaneun geudae Yongsohaeyo chebal yongsohaeyo eeje doo bun dashi bolsoo ubso *Saranghakiye dduhnaborin kojyo da eesang apeunji angil barae Geurohjiman nahwee sok-ma-eu-meun geudaereul nohmoodo saranghaeyo Chebal dohrawa chebal dorawayo nahwee ibsuleun ee maleum mothajiman Bogoshipoh, bogoshipoh, geudaega nohmoodo bogoshipoh Saranghakiye dduhnaborin kojyo hae-oh-ji-neun songanyedo ooseun kojyo Majimak gil dduhnaneun gil pyunhakye gashike ooseun kojyo Saranghaeyo, saranghaeyo nae mameum moreusillineun ubjyo Dorawayo chebal dorawayo geudaemaneum naneun gidaryoyo

what is "dduhnaneun" in hangeul?

how do you say "i like you very much" in korean?

여보세요. 안녕하세요? I just want help learning Korean. So far, I can read and write a little but I still need help.