Here are the sentences rewritten in the passive voice:

1. "Oppenheimer" was directed by Christopher Nolan.
2. A lot of people are employed by this company.
3. The new smoke alarm was installed yesterday.
4. All taxes are included in the final price.
5. Rapid changes in everyday life were brought about by industrialization.
6. A lot of accidents are caused by drunk drivers.
7. The employees were paid by the company last Friday.
8. Picasso's paintings and drawings are often sold at auction.
9. The valuable sculpture was stolen last night.
10. My cat is fed three times a day by me.