6?20?????????,????,?????????????????????6??????????21????6???,??

6???19???????????????????????????20???,?,???????????,?????(????????????????????? ???? ???)

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

“????????????”????

?? ??????????? ?????????

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

2?????????

3???????????

4???????

5??????????

6?20?????????,????,?????????????????????6??????????21????6???,??

6???19???????????????????????????20???,?,???????????,?????(????????????????????? ???? ???)

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