????:1???????80—100????:???????

2?????????

3????????

4?????????

5????????

??????6?????????????????????????21???????? (??)???21?????

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

???,??????????????5????,?,???,??????,????????????????????????????,??????????????????????????????,?????????????,??????????????

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

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

???????????,???????“????????????”????“????”,???“???????”???????,??????????????????????????;?????????????????????????,???;???????????,??????????????;????,????????????(????) ??????????????????:??????????????????