????:1???????:????

2???????????

3????????vx

4???????qq

5??????????

?2???9??? ??????,???9????????1???????41???,???????139??,???3???????????????????????????7??????????

???????,???????,?,????7????????????,?3??,4???(?2??????2???????????)???,??

???,??14??(??????8?????3???????????3????)????23??8???????7?????????

?????????,????????,??????????????????????,?? ????:??????