Who is X?

By general demand, here are some sentences for you to create questions about the missing element X. Notice they are all sentences WITHOUT auxiliary!
You can copy and paste your answers and send them to me for correction on an email.

Examples: X (film) was nominated for an Oscar. = Which film was nominated for an Oscar?
                X lost his keys. = Who lost his keys?
                X (number of women) buy clothes once a month. = How many women buy clothes once a month?

1. X works in a supermarket.
2. X (country) didn't abolish death penalty.
3. X (language) is the most difficult to learn.
4. X (film) wasn't awarded an Oscar.
5. X (author) won the Nobel Prize for Literature in 2010.
6. X (word) means "to be happy".
7. X (number of people) arrived late today.
8. X is listening to music now.
9. X (food) isn't spicy.
10. X (train) goes to Santiago.
11. X (event) happened yesterday.
12. X (actress) was wearing an orange dress.
13. X (number of aeroplanes) depart at 10.30.
14. X (object) is very expensive.
15. X sang "Don't worry, be happy".