问题描述: found out ,looked for ,.helped with ,worked at的意思 1个回答 分类:综合 2014-11-30 问题解答: 我来补答 都是过去时found out 发现,找到,looked for 寻找,.helped with 用...帮助,在...方面帮助,worked at 致力于,在...工作 展开全文阅读