??/??/?? ?? ????? ??????????????????????????????? ??? ???? ???????? ??????? ??. ?????? ????????, ?? ??????, ?? ??, ?????? ?? ??????????????.???? ?? ?????????? ?? ?????? ?????????? ?? ?? ?? ???- ?????????? ???????? ???? ???? ?????????????? ?????????? ?? ???? ??????????.As you can see, introducing grammatical concepts to ?? is just satisfactory if th