there were five students in the classroom just now改为一般疑问句和否定句

there were five students in the classroom just now改为一般疑问句和否定句
there were five students in the classroom just now改为一般疑问句和否定句

there were five students in the classroom just now改为一般疑问句和否定句
Were there five students in the classroom just now
No,there weren't .

Were there five students in the classroom just now?
There weren't five students in the classroom just now.