Form the questions from the following sentences.

Example: I am hungry. - Are you hungry?

1. They can dance.
2. I like reading books.
3. We live in a big city.
4. I can play the guitar.
5. They are cool.
6. We are friends.
7. The parrot eats apples.
8. They are Austrian.
9. We like our uncle.
10. Mary goes to the zoo.
11. Brad listens to the radio.
12. Elephants eat grass.
13. I am good at school.
14. They go to school by bus.
15. Henry does his homework.
16. Simon reads comics.
17. I like grey.
18. The window is open.
19. Mother likes butterflies.
20. Sam is happy.