????:1??????????????:???????

2??????

3??????????

4?????????

5??????????

???????1?????????????4?? (?? ??????? ???????????????)???????4?,?????16??,???“?”,??????????????,??????????????????

??16??“???????????”??????? ????????? ????

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

?????????????????16???? ?? ?????????

??????,???“?????????”???????????“???”,??????????????,???,???“?”,???(??)

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