Say 4 differences using THERE WAS (WASN'T) or THERE WERE (WEREN'T).
...
Was there a mirror in my bedroom?
No, there wasn't.
How many windows were there in my living room?
There were four windows.
Was there a clock on the wall?
No, there wasn't.
Was there a bed?
Yes, there was.
What wasn't in my living room that is there now ? Give three.
There wasn't a table. There weren't any curtains. There weren't any lamps.
Were there any curtains?
No, there weren't.
How many pillows were there in my living room?
There were two pillows.