Sure, here are the correct answers for each sentence:

1. We didn't buy **any** flowers.
- B. any

2. This evening I'm going out with **some** friends of mine.
- A. some

3. A: Have you seen **any** good films recently? B: No, I haven't been to the cinema for ages.
- B. any

4. I didn't have **any** money, so I had to borrow.
- B. any

5. Can I have **some** milk in my coffee, please?
- A. some

6. I was too tired to do **any** work.
- B. any

7. You can cash these traveller's cheques at **any** bank.
- B. any

8. Can you give me **some** information about places of interest in the town?
- A. some

9. With the special tourist train ticket you can travel on **any** train you like.
- B. any

10. If there are **any** words you don't understand use a dictionary.
- B. any