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

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

?6???16??? ?????,??????6????16?????06?:16?????,?????????????????,?????????6??16????,??????????????????????????????????????????????????35~36??,?,???????????????37~39?,?????????????????????????????????????40???

17-19?????????????,??????????????????????????????17????,??????????????????????????????????????37~39????,??40???????????????

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

???:

1.????;

2.??;

3.?????????????????????????????????????;

4.???

??:???????