they have lunch at 12：00 一般疑问 否定回答

一般疑问：Do they have lunch at 12：00 他们12点开始吃午饭吗?否定回答：No,they don't 再问： Daming has supper at home 提问 at home那开始是划线部分 希望能回答 谢谢 再答： Where does Daming have supper ？