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

2??????

3?????

4??????

5???????????

???????11???21???? (??????????????? ???)?????21?????????,????????????????,??????????????????

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

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

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

11??????21??,????????????????????????? ??????? ??????????

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

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

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

11?21??,????????????????????????? ????????? ??

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

?????,“??,??????????????????????????????????,???????????????”??????,?????????,????????,????“??????????????”?????(?????????)

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