To be past

My name was Anderson.
I was teaching English to Sandra and Kelly.
I was in my house yesterday.
Kelly and Sandra were learning english.
My mother was very beautiful.
She was short and elegant.
My father was tall,
he was also very intelligent.
I had 1 brother and 2 sisters.
They were very nice, their names were Roberto, Maria and Manuela.
We were a very united family.
My brother was very smart, he was playing video games in his room with his friend Marcelo.
My sister was with her boyfriend in her room.
Sandra was studying english with Kelly.
Kelly was a judicious woman.
We were a good team, because we were very collaborative.
Sandra was helping her classmates with their homeworks.
Kelly was in her house; she was cleaning the window.
The dog was big, it was in the kitchen.
Yesterday was Saturday.
My parents were in the bed. They were watching TV
I was in the house of my friend singing karaoke.
My sister and I were good friends.
Sandra and Kelly were good workers.
The dog was eating and drinking.