问题描述: Once ____(speak)out ,it can't be taken back. 1个回答 分类:英语 2014-09-21 问题解答: 我来补答 Once __spoken__(speak)out ,it can't be taken back.意思是说出去的话~泼出去的水话是被说~所以用过去分词…也可以理解为省略…希望帮到您 展开全文阅读