was: I was at home yesterday
wasn't:She was at the party yesterday
were:We were tired after a long journey yesterday.
weren't:They weren't here last Sunday.
He was a teacher
She wasn't happy
We were at home last night
We weren't outside
there was a fish .
there wasn't an cake .
there were some cat.
there weren't some bowl
1.She was a child.
2.My mother wasn't at home yesterday.
3.The children were at the playground.
4.My cats weren't very naughty.
was : there was a factory near our house
wasn't : i am glad that i wasn't here last night
were : our parents were out so we can do everything we
weren't : we weren't so tired because we just walked a short way
