问题 更新时间2023/4/3 12:59:00 Which of the following words was used during the American Civil War to refer to those northerners who were secretly aiding the South? ( ) A.Rattlesnake B.Villain C.Informer D.Copperhead 答案 登录 注册 参考答案:D 出自:联大 >> 信阳师范学院-英语词汇学