A-A+ It is bad manners to ______ other people behin 2022-08-05 15:30:36 问答库 阅读 169 次 问题详情 It is bad manners to ______ other people behind their backs.A．do upB．do byC．do away withD．do down 参考答案 正确答案：D解析：do down说坏话；do up 整理，打扮；do by对待；do away with废除。
