2 ±àÁ¤¹®
  (affirmative sentence)

1) ±àÁ¤¹®ÇöÁ¦
  (present)
2) ±àÁ¤¹®°ú°Å
  (past)
3) ±àÁ¤¹®¹Ì·¹
  (future)