当前位置: 答题翼 > 问答 > 外语类考试 > 正文
目录: 标题| 题干| 答案| 搜索| 相关
问题

A control group refers to people with limited exp


A control group refers to people with limited exposure to MP3 player.

A.Right

B.Wrong

C.Not mentioned

参考答案
您可能感兴趣的试题
    暂无相关推荐