Rewrite in passive: 1. my father has built a new house this year. 2. i had opened the door. 3. you do your homework. 4. his sister is buying a new dress. 5. they gave a present. 6. we were selling our car. 7. i will wash your shoes.

1 house was built by my father
2 door was opened by me
3 homework is doing by me
4 dresses is buying by sister
5 present wqa given by them
6 car was selled by us
7 shoes is washing by me