问：'and(select*from(select+sleep(2))a/**/union/**/select+1)='

答：暂未回答

问：'and(select*from(select+sleep(0))a/**/union/**/select+1)='

答：暂未回答

问："and"s"="k

答：暂未回答

问："and"y"="y

答：暂未回答

问：'and'f'='v

答：暂未回答