问题描述： 他看起来很难过,但是没人知道他怎么了 He look very blue,but___________ 1个回答 分类：英语 2014-09-22 问题解答： 我来补答 你是想翻译吗?He looks/looked very blue,but no one knows/knew what happens/happened to him.He looked very sad,but no one knew how he had 展开全文阅读
