1. I enjoy read / to read / reading.

2. This book had better be / to be / being interesting.

3. Are you interested in learn / to learn / learning about computers?

4. I spend a lot of time use / to use / using my computer.

5. I want become / to become / becoming a programmer.

6. My brother keeps ask / to ask / asking me things.

7. He doesn’t know how play / to play / playing computer games.

8. I’m tired of help / to help / helping him.

9. I don’t let him use / to use / using my computer.

10. Mum says I should spend / to spend / spending some time with him.