????:1??????:????qq?

2???????

3???????

4???????????

5???????

??9???????24???? ??,????,??????????????????????,?????????????,???????????????????????????????????????????,????????????

?????:????

9??,???,???,???????????????????????????4-6?,????????????6?????????????????????27????,??????????????,????4~8???,??????????????????????10~12?,?????????14?,????????????????4~6????????????,??????????7~8?????????,????????????

???:??????????????

?????,27??????????,??????????????;???

???????????????????:???????