问题描述: 2.What made him study hard.3.Who will ask youto write a letter.[改为被动语态】 1个回答 分类:英语 2014-09-27 问题解答: 我来补答 What made him to study hard 这里加to 表示被迫Who will be asked you to write a letter 将来时变被动是will be done 展开全文阅读