有人提出蛋黄的黄色跟鸡所吃的植物性饲料有关。为了验证这个结论,最可靠的实验方法有

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='29438' and id < 2396759 and id<>'2396759' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29438' and id > 2396759 and id<>'2396759' order by id asc limit 5