问题描述: could you tell me how long he had been away?哪里错了 1个回答 分类:英语 2014-11-25 问题解答: 我来补答 had改为has,这里用完成时,不是过去完成时.could不代表过去,只表示虚心提问对方 再问: 为什么不能用过去完成时,表他以前走了多长时间 再答: 那岂不是所有“过去的动作”都要用过去完成时了? I had answered this question. I had walked for hours. I had read this book. I had finished it. I had used so many "had"s。。。。 过去完成时表示过去的过去,这里用完成时就行了。 展开全文阅读