?? ????????? ????????????
????:1?????????:?????????????
2??????
3?????QQ??
4??????????
5???????????
??????6??21?????? (???????? ?)???????????????????????????????????????20????????????,??????20?20?????????21???????20???,?????????????????????????????????,??????(??,?????????????)?
6??????????????20?,??????????,??????????????????,????,?????????????????????????????,?(????,?);???????
??????,??????6???20????????????14????????,????????????????????????????????????????????????????????????????????
??????????????,6??19??,19???????????8??20??????8?,????,?????????????????
?,???,????????,??20?,??????;21??22???,????????????????
?????,20?1??,??????????????,??????????????????????,??????????
?????????,?????????????????????????????,??????????????????,???,???,?,????????????,??,???(????)
????????????????:?????????????????