问题描述: David and his sister do homework every evening.(改为一般疑问句) 1个回答 分类:英语 2014-10-08 问题解答: 我来补答 Do David and his sister do homework every evening?请指出,希望能和你一起探讨~如果认为我的回答好的话,请及时采纳, 展开全文阅读