?????? ??????????????

??1????????14? (???????????????? ??)????????????????????14?,??????????????????14??????15??????,???????,????????4?~8?,????????????????,??????????,???

1???,?????????????5.7?,???1.5???????????11??13???????,????“?”??????,???????????????????????,13??????16?~20??

14??15??,??????“??”,??,????7?~11??????????12?~15?,??-5?~-1?????0?~4?????,???????,??16??12?~16??

???????,????????????????????????????????13??“?”,14???16??????,????,????????????????????????????????????????????????????

?,?,??,??????,??,????,??????????;??????,??,??????????,??????????(????)