问题描述： National Day in China is on October first.否定句 1个回答 分类：英语 2014-10-07 问题解答： 我来补答 National Day in China isn't on October first. 再问： National Day in the USA is on July fourst.一般疑问句肯定回答 再答： Is National Day in the USA on July fourst？ Yes, it is . 展开全文阅读
