Что писать there was или there were ответе только правильно буду пример - once upon a time there were three bears who lived together in a house of their own in a forest. one of them a little wee bear, and one a middle-sized bear, and the other a great big bear. three bowls for porridge in the house. and three armchairs to sit in. three beds to sleep in. a little bed for the little wee bear; a middle-sized bed for the middle-sized bear; and a gread bed for the great big bear. the little bed the most beautiful and comfortable.

One of them WAS a Little Wee Bear, and one WAS a Middle-sized Bear, and the other WAS a Great Big Bear.
THERE WERE three bowls for porridge in the house and THERE WERE three armchairs to sit in.
THERE WERE three beds to sleep in.
THERE WAS a little bed for the Little Wee Bear; THERE WAS a middle-sized bed for the Middle-sized Bear; and THERE WAS a great bed for the Great Big Bear.
The little bed WAS the most beautiful and comfortable.