Complete the sentences with "a" or "an"

1. I have
   [ ]
   aunt and
   [ ] uncle. They are very kind.
2. My sister has
   [ ] ruler and
   [ ] pencil case with colourful pencils.
3. My brother likes playing football. He has
   [ ] ball.
4. His aunt is
   [ ] nurse. She helps people.
5. My friends are kind. They gave me
   [ ] present. It's
   [ ] big beautiful doll.
6. She was wearing
   [ ] beautiful skirt.
7. We wanted to watch [ ] interesting film, but we watched
   [ ] cartoon.
8. Let's order
   [ ] pizza.
9. My grandmother baked
   [ ] cake. Today is my birthday.
10. We have
    [ ] dog. It's
    [ ] boy. His name is Markus.