помогите пожалуйста, очень безотлагательно

I played computer yesterday.
I was playing computer games at five o'clock yesterday.
He was playing computer games from two to three yesterday.
We played computer games the whole evening yesterday.
What was Nick doing when you came to his place?
What were you doing when I rang you up?
I wasn't sleeping at 9 o'clock yesterday.
What did he do yesterday? He read the book.
What was he doing the whole evening yesterday? He was reading the book.
Was she sleeping when you came home?
My brother didn't play tennis yesterday. He played tennis the day before yesterday.
My sister wasn't playing the piano at 4 o'clock yesterday. She was playing the piano the whole evening.
When I came into the kitchen, mother was cooking.
She was cooking the whole day yesterday.
We washed the floor in our flat yesterday.
We were washing the floor in our flat from three till four yesterday.
Did you do your homework yesterday?
Why was she sleeping at seven o'clock yesterday?
He was sitting at the table the whole evening yesterday.