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

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