2. 职称英语
  3. It has been demonstrated that rats will, when given a choice over a period of ti

It has been demonstrated that rats will, when given a choice over a period of ti

游客2025-03-14  46
问题 It has been demonstrated that rats will, when given a choice over a period of time, prefer water with vitamins to water without vitamins even though there is no difference in taste or smell between the two water bottles.
选项
答案 有证据表明，在一段时间内，如果让老鼠去挑选的话，它们会选择含有维生素的水瓶，即使两瓶中的水在味道上并无差异。
解析
转载请注明原文地址:https://www.tihaiku.com/zcyy/3996255.html
相关试题推荐
随机试题
最新回复(0)