问题描述: what are you talking about?为什么加的是are问的是他们在谈论什么啊?应该用IS的吧 1个回答 分类:英语 2014-10-04 问题解答: 我来补答 这事正在进行时的用法,规则:I AM TALKING YOU ARE talking ----what are you talking about HE IS talking ------what is he talking about SHE IS talking-----what is she talking about 这两个采用is 展开全文阅读