问题描述： 造一句以There is 开头的句子,并把它改成一般疑问句,做肯定否定回答,再改成否定句. 1个回答 分类：英语 2014-10-13 问题解答： 我来补答 造句：There is a book on the desk.一般：Is there a book on the desk?肯定/否定：Yes,there is./No,there isn't.否定句：There isn't a book on the desk. 展开全文阅读
