问题描述: ( ) 13.They don't know ______their parents are.AthatBwhatCwhyDwhich 1个回答 分类:综合 2014-11-07 问题解答: 我来补答 B 改为正常语序是 THEIR PARENTS ARE WHAT 他们的爸爸妈妈是做什么的. 展开全文阅读