问题描述： regret的词组是doing 还是to to 还是to have done. 1个回答 分类：英语 2014-11-01 问题解答： 我来补答 egret doing sth means后悔做过某事regret to do sth means 后悔或遗憾将要做某事应该没有regret to have done sth 展开全文阅读
