?2???10?? (?????????????????? ????????????????????)10??,??????????????????,????1?????????????????19????????22??????,???????21????

????????????8??????1500??????,??????????????????????,?????“??1000?,???”

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

?? ?????????1000???????????

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

2???????

3??????????

4?????????

5?????????

?2???10?? (?????????????????? ????????????????????)10??,??????????????????,????1?????????????????19????????22??????,???????21????

????????????8??????1500??????,??????????????????????,?????“??1000?,???”

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