2???????????21?????,??(?)????????? ????? ? 2?21?,???????????? ??????? ? 2???????21???,?(?????)???????????? ? ?????????????????????? 2?21?,????? ??? ????? 2?????21???,????????????????? ? ??? 2?21??????????,??????? ? ? 2?????21?,???(?????)??? ??? ? 2?21?,??? ??? ?????????????? ??????????????:?? “??????”_????

?? ?????????

????:1???????:??????

2??????

3???????

4????????

5????????

2???????????21?????,??(?)????????? ????? ? 2?21?,???????????? ??????? ? 2???????21???,?(?????)???????????? ? ?????????????????????? 2?21?,????? ??? ????? 2?????21???,????????????????? ? ??? 2?21??????????,??????? ? ? 2?????21?,???(?????)??? ??? ? 2?21?,??? ??? ?????????????? ??????????????:??