问题描述： I will ask someone to post the letters for 改同义句 1个回答 分类：英语 2014-11-21 问题解答： 我来补答 I will ask someone to post the letters for you.--------“主语,谓语,宾语和宾语补足语”结构== I will have the letter posted for you.------- have sth done------“使役动词”结构 展开全文阅读
