问题描述： they have left their hometown since 2000语法有错吗 1个回答 分类：英语 2014-12-13 问题解答： 我来补答 leave是瞬间性动词,since 2000是一段时间,应该用延续性动词be away句子应改为they have been away from their hometown since 2000 展开全文阅读
