Ответы и объяснения

I was busy last evening.
We were in the theatre last Sunday.
The apples were on the table.
My friend was on duty today.
The weather was cold and rainy yesterday.
1. I wasn't at home at 9 o'clock.
2. You were a good dancer.
3. She was late.
4. We were in Paris yesterday.
5. They were singing that song over and over again.