问题描述: be serious about diong about.=be serious about sth. 1个回答 分类:英语 2014-10-02 问题解答: 我来补答 我个人的理解是,be serious about doing about sth,应该是指对做某些很认真,或者很严肃,强调做,be serious about sth,对某些事很认真,或者很严肃,强调的是态度,不知道是否正确,仅此做为参考. 展开全文阅读