6??????????8?? ?9~10????????

???????????????2??????6?????? ????,?????(2??5?),????????????????????????????????????????????????????????????????????????????????7~9??,???????????????????????????10~13????????,???????????????

6??8?,??,??????????????????????

?????,????????6~8?,?????????10??????????????;?????4~6?,??????7~8?,??10?????????8?,?????0?????????????????,????????8~10?,??12?????

??????,?????,??4~6?????????????7~8??????,??????,?????9~10??????????;????????????????7~8??????????9~11?????????????????6??

6??????????????7????,??,???????????????????????????,6?????????????7??????????,????,??????????;????????

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