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

2??????

3??????

4?????????

5??????????

????2??3? ?????????(BBC)?????(NBC)????,??????????????2??2??,????????????????????,??“????????????”?????????,????“???”?

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

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

???????????,?,“???????????????,????”

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

??????????,“??????,??????”

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

????:??????