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

2??????

3??????????

4??????

5?????

?????????????2?????????15?? (???? ??)?????15?????,2????,???????,?????????????

??????,????,???????????????????????????????????????,???????2????????????(2??????????16???????????28?)???

????,2????,??????????????????,????????????????,??????????????????,???????????????????????????????????????????????????????,???????????????????

2??,??????????????,???????????????????????????,??????,??????,????????,????????????????????

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