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

2???????

3????????

4?????????

5????????????

???????????????????2???8?????? ????????????:?????,???????????,??????

????,????????????????????,???????,??,?????????,????????;???????????????,???,???????????????????????????????????????;????????????????,?????????????????????????,????????????;????????,?????

???????,???????????,?????????????????????????,????????????,??????,????????«????»«??????????»«??????????»???????????,?????????????????,????;??????;??;??????,??????????????????

???????????:???