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

2?????

3????100??3????

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

5???????

???????2?????????????????????????????21?? (???? ??? ??????????)2???????????????????21?????????????????????????????????,??,?????????????????????????????????????????????????……????,????????

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

??,???,10????????????????,4???????????????????

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

???????????????2?????????????????????????????21?????????????,????????????????????? ?????

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

“?,?????????????4??????,40???????????????????????????????5???????,??5??,??????,???????????”???

??????????2??21???,????????,??????????? ???

?,?,????,?????????????????????????,?,????10?????,?“??”?

?,????????4?,??,?????(?????)

???:??