问题描述： He has left Beijing since two days ago改错 1个回答 分类：英语 2014-11-14 问题解答： 我来补答 He has been away from Beijing since two days ago.后面有 since或for的 现在完成时态,前面的谓语动词要用持续性动词,如：begin 改为be on ; buy 给成 have ; borrow 改成 keep 等等祝学习愉快! 展开全文阅读
