问题描述: I bought a bike yesterday 怎么变同义句 1个回答 分类:英语 2014-12-14 问题解答: 我来补答 I bought a bike two days ago. 再问: yesterday的意思不是明天吗,这里让变为现在完成时 再答: 前天的意思,明天 tomorrow现在完成时I have bought a bike for two days. 展开全文阅读