Скажите что это не так.. there is a doll on the chair. there was a cake on the table. there were sweets in the bag. there are sweets in the bag. there was a puppy in the box.

There isn't a doll on the chair.
There wasn't a cake on the table.
There weren't sweets in the bag.
There are not sweets in the bag.
There wasn't a puppy in the box.