改成疑问句

楼上的,你错了一个.
He has a book.
改成疑问句Does he have a book?
They have two rooms.
改成疑问句Do they have two rooms?
改成否定句They don't have two rooms.
Tom and Mary have a desk.
改成疑问句Do Tom and Mary have a desk?
改成否定句Tom and Mary don't have a desk.

1.Does he have a book?
2.Do they have two rooms?
They don't have two rooms.
3.Have Tom and Mary a desk?
Tom and Mary don't have a desk.