到目前为止所有被确定的致癌物有哪些共同点？

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30529' and id < 2465345 and id<>'2465345' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30529' and id > 2465345 and id<>'2465345' order by id asc limit 5