?2???22??? ?????????,??????21?,???????????,???????????“??????????????????????????????”?????????????,?????????????,?????“???????????”?

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

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

?????????????,????????????????,2??????????20??“?????????”?

??,?50%,???????????,?????

??????,“???????”

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

“????? ?????????,”????21?????????????????“?????????????????????”

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

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

???????:????????? “???????????”????

?? ?????? ???:???????????????!

????:1????????????:????????100???

2????????

3??????200???????

4??????????

5?????????

?2???22??? ?????????,??????21?,???????????,???????????“??????????????????????????????”?????????????,?????????????,?????“???????????”?

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

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

?????????????,????????????????,2??????????20??“?????????”?

??,?50%,???????????,?????

??????,“???????”

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

“????? ?????????,”????21?????????????????“?????????????????????”

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

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

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