???1??????5??????? ?????,?4?????????????????????,?????????,????5?????????,??????????????

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

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

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

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

?? ????!?? ??????????????5??

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

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

3?????????????

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

5????????vx?????

???1??????5??????? ?????,?4?????????????????????,?????????,????5?????????,??????????????

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

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

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

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