????:1???????????????:c????????

2?????????

3???500???????

4???p?????

5?????????

????????1??7????????? (??)?????????????????????7?????«????????»(????????????«???????»)????????????,??,??????«????»,?????????????????,????????????,???????,??,?????????????????????????????????????,???

???«????????»,??7?????????????????????,«?????????»???

??????????,??«??????»????????????,???:?????????????,?????????????????,??????,???

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

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

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

?????????????????????«??????????????»???,??????????????????:“?????????,??,?????????,?????????????????,??,???”(????) ?????????:???????