问题描述： 我帮你买了一本书?用英语怎么说(用that从句怎么说;用动词不定式怎么说?) 1个回答 分类：英语 2014-10-08 问题解答： 我来补答 that从句：I bought a book,that is for you.不定式：I've done you a favor to buy a book for you. 展开全文阅读
