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

2????????

3??????????

4?????

5?????????

??????????1???????????23???????? (????? ??????)??23??????????????????????,??1000??????????????????(???????????????????,?????????????),???,????500??,??,???

?????,??500???????????????????????,??,???????????????“????????????????????????????????????,??????????,??????????????????????????????????,??,???????????????????”

??????,????,“???????????????????,??”?

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