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

2???????2022

3?????

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

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

???2?????2???????????? ?????????(BBC)??????????,??????????2??1???,??????????,???????????25%?,????

??????????????????????????????????????,????????????????,???????1550??????????25%???????300??2?4?,1250???????????????21???

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

??,???,????????????????25%?,????10%?

????????,?????,?????????????,??????????????? ????:????????????????