Complete the questions with the correct preposition, then write an answer for each one.

1. A: What is she worried about ?
   B: Her exams.
2. A: What subjects is she good ?
   B:
3. A: Who does this belong ?
   B:
4. A: What does he spend all his money ?
   B:
5. A: What are you afraid ?
   B:
6. A: What kind of films are you interested ?
   B:
7. A: What does the decision depend ?
   B:
8. A: I know he's angry, but who's he shouting ?
   B:
9. A: Who can we rely ?
   B:
10. A: What language is the book being translated ?
    B: