the boys are having dinner 的一般疑问句和否定句

分类: 作业答案 • 2021-12-29 16:54:16

问题描述：

the boys are having dinner 的一般疑问句和否定句
the boys are having dinner 改为一般疑问句和否定句怎么改?

答

Are the boys having dinner?
The boys are not having dinner