Составить 10 предложений в past simple и 10 предложений past continuous

I was writing letters to my mother yesterday for two hours. I sent them all after.
Marry was learning to play this song for a month. I saw her yesterday. She played it well.
Mark and Jone were fishing all summer. I took few pictures how the caught the fish.
Schools were stricter last year than this. That year children were spending 5 hours more on their homework.
Last winter the snow was falling all three month, I couldn't see my car in the morning under snow.
We left the concert yearly it was too boring. The opera singers were singing for 2 hours without reset.
The oldest house in my city was standing for 300 years. Last year the government built new mall there.
I was speaking on the phone for 5 hours when suddenly somebody climbed into my window.