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

2???????

3?????????

4?????

5??????????

????12?21?????????????????? ????,21????,?,???????4~8?;????????????????????????????????????????2~4???????,????,?,?????

?

21????????????,????,???????????????4~8?;?????????????????????2~4???????????7~8?????????????????9~10??

?12?????21???08????:????????????????????,12???????????????21????08?22???????????08?,???????????????????????????????????5~6???????????7~8??;???????????????????????????7~8??????????9~10?,?????????9????10~11?????????

????(12??????21?????????????????08????-22??08??????????)

???????????????????

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

??,21?22????????????,??????;?????????????????????

????

12??21????08????????????22???????????08?,?????????????????????????,????,?(3~9?)??????????????????????????????????????????????5~6??,???7~8?;?6~8?,?9~10?????

????(12?21????????????08????-22??????08??)

12??????22????08?23??08?,????????????????????????????????????????????????????,?,??(3~6?????)??????????????????????????????????????????5~6?,?7~8?;?6~8????,???????9~10??

?(12?22?08?-23????????08?)

12????23?????????????08?24????08??,??????????????????????,???????????????,??????????????????????4~6???,??7~8?????????;?6~8??????,????9~10??????????????

??????????(12????23?08???-24???????????????????????08??????????) ????????????:???