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

2??????????

3???????

4??????????

5???????

????2??12?????? (???????????? ??)????????????????????????????????????????……?????????????????????????????10????15????????,12?????,????????

???,?????????“?”??????“???”,????????????????????????????????????????????????

2????12?????????????,??? ??????????? ???

??,??????????????????????????

???????????????????????,??????,?????????????????,???????,?????,?????????????,????,???????????????????????????????,?????????

?????????,????,????????????????????????????????,???,?,????,???????????????????(??????)

???:????