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

???1????????14?????????? ????????????,?????????????14???????

?????? ?

??10????(1????4-13?),??????????????????????3~10??,??????????????????????15~20?????????????????????????1~2?????,?????????????????,????????????????????????????????????????????????????2~3??

???? ??

??????10?(1???????????????14-23????),??????????????????????????????????????????2~6???????,?????????????????10~15??;?10~30????????????2???

????????10?????????,???????????????????1~2??,??,???????????????????????????????2~3??

??????:

14-15??????,?????????,??????????????4~6?,??????????????????????????????????????8?????????????????????????????????????????????5~6???????????7~8???;??7~8??????,?????9???????

15-16???????????,??????????????????,???????????????,16?????????????????????????

20????????,???????

??????

???????11-14??(1?24-27??),??????????????????5~15??,?????????????2????????????1~3??

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

??

14-15??,?,????4~6?,?????????????8???????;????????????????????????????????????????????5~6????????????????,????7~8??;??7~8?????????????,????9???

??

15-16??????????,??????????????????????,??,16???????