问题描述： 词形变化 oh you are here,I (think) you (be) in the library 1个回答 分类：英语 2014-11-08 问题解答： 我来补答 Oh you are here.I (thought,原以为,过去式) you (were,是,过去式) in the library.你在这里啊.我还以为你在图书馆呢. 展开全文阅读
