??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??
?????????!????????????????“????”
?????????!????????????????“????”
??
????:
1?????????:???????
2??????????
3??????
4?????
5?????
????
6
%
???:??