?????????6??????16???????????????? ???,??????????15??????????,???,???????????????????????

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

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

??,6?9?,20?????????,????????

??,?????????????“???”?????,?? ????????:???? ??“??????”

?? ???????:?????????“????”

????:1???????:????100

2?????600?????

3????????

4??????????

5????????

?????????6??????16???????????????? ???,??????????15??????????,???,???????????????????????

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

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

??,6?9?,20?????????,????????

??,?????????????“???”?????,?? ????????:????