??, ???? ???? ?? “????? ??? ?? ?????? ?????? ?”? ?????? ?? ??????. ??·?? ??The two most frequent grammatical concepts exactly where this occurs is when conjugating up to now or present tenses. For examples:???? ?????????????? ????, ?? ?? ?? ???? ??? ????? ???????? ???? ??????, ???? ?? ???????? ?? ?? ???????? ???? ????? ??(?? ???? ???? ???? ???