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

2????????

3????????????

4???t???

5??????????????

????2???????????7?????????? ?????????????????????????????6?????????,??10????????????

?,????6??4?????,??????????,???“??????????????????”??,?9??????????????????????????1???????

???????????“X”??????,????????????,???12????

???????????????????,???6??????????????????????????2??37????????,??3??????16????????????????,??????????????????????????????????????????

??????????????????“???”?,?????????????????????????9???????????(????????????) ??:????????????