3 ºÎÁ¤¹®
  (negative sentence)

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