用所给的词适当形式组成句子

1. This door is open.
2. These are very busy housewives.
3. Our jobs are teachers.
4. I am tired now.
5. They are policemen.
6. These are old hats.
7. Are his shoes big or small?
8. They come and see upstairs.
9. These refrigerators are white. = These are white refrigerators.
10. They and I are haridressers.