问题描述： I don't know how old he is 同义句转换 1个回答 分类：英语 2014-10-16 问题解答： 我来补答 I don't know how old he is. =I have no idea how old he is. =I don't know what his age is.祝你学习进步,更上一层楼!(*^__^*) 展开全文阅读
