??, ???? ???? ?? “????? ??? ?? ?????? ?????? ?”? ?????? ?? ??????. ??·?? ??If a grammatical theory that is certainly additional to ????is a vowel ??and there's no other selection apart from a vowel ??then that grammatical basic principle can not be added to ?????? ?????? ?? ?????? ???? ????. ??, ?? ?? ??? ?? ?????????? ?? ?? ????????, ?????? ?