???????????????????,???????????????????????“?????”,???20?????????????????,?????????????????????«??????»,??????????;24??????????,?????«????????»?????????????“?50??”????;28??????????,????……?????,??,?????A??????,????????????,???

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

??“?????400?4??”

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

????:1??????400?4??:??100???

2?????????

3?????

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

5??????????

???????????????????,???????????????????????“?????”,???20?????????????????,?????????????????????«??????»,??????????;24??????????,?????«????????»?????????????“?50??”????;28??????????,????……?????,??,?????A??????,????????????,???

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