??
????2????11?????????????? ????????????,?????????,???????(11-12??????),??,????4~6?,??????????????8?,????10?????????????;??4~6???????????????????????????,????????????????????????????????;?????????
????,??????????????????????????????????????????????????????????,???????,??????,?????????
???,????,?????????;?????????,??,??????12???,???????????????????????????????????????
????,??,??????,????,????
???????????:???????????????????
??????????????? ???????????????????????????