sID是自动增长,并且yuWen,shuXue,yinYu的数据类型是数字的话:
mysql_query("insert into chengji(sName,yuWen,shuXue,yinYu) values('$sName',$yuWen,$shuXue,$yinYu)");
mysql_query("insert into chengji(sName,yuWen,shuXue,yinYu) values('$sName',$yuWen,$shuXue,$yinYu)");
ps:注意用户提交数据过滤