问题描述: My brother and I __________(not be)in ShangHai last month. 1个回答 分类:英语 2014-10-26 问题解答: 我来补答 正确:weren't主语为my brother and I,两者,体现复数.故用are;last month体现一般过去时,故用are的过去式形式were; 其否定式为weren't. 展开全文阅读