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

2??????????

3????????????

4?????????

5????????

?????????????????1????????31?????????? (????? ?)1??????30??????????,??????????????,3???????,??????U???,???1???????????,3??????????

1????????????????30??????????????,???,???,????????U?????????????(????????????????)????

??????????,???????????????,30??????????,???????4?????????????,????????????2????,??

?,??????,???????????,??????????????????3?????????????,??????U?????????????????????????,????????,3?????????????????????,??????????????????

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

???????,?,??U?????????????????????U???“3?????,?????????1????,???????”??

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

1??????30????????,???????,???????????

“????,??,??,?6????????????????,??U???????????????????????????,???????????????????????????”?,31???????18?????????????????,?????????????????,???????????????

???????,??“??”???????????????,??????,??????????????????,???????????????7??,??????????,?????????????????,????????“???????”??????????(???????????)

???:????