They are having an English lesson .改成一般疑问句并回答和否定句

问题描述:

They are having an English lesson .改成一般疑问句并回答和否定句

are they having an english lesson?
yes, they are.
no, they are not
they are not having an english lesson.

Are they having an English lesson?
Yes ,they are.
No,they aren't.
They aren't having an English lesson.