Rewrite the folowing sentences, beginning each sentence with the given words.
1. He often played the piano at night.
->He used to................................
2. It's a pity he can't come to the party.
->I wish..........................................
3. She will sell her house next week.
->We wish...............................
4. Mary often stays at home on Sundays.
->Mary is used.................
5. He won't come here again.
-> I wish.................
6. Today isn't Sunday.
-> We wish...................
7. Maryam usually plays the piano at night. 
->Maryam is used...............
8. I'm sorry, I must go now.
-> I wish.................