Инфинитив или герундий. Урок английского языка

1. They enjoy cycleto cyclecycling.

2. He wanted buyto buybuying a new computer game.

3. Give up smoketo smokesmoking.

4. It is difficult answerto answeranswering the question.

5. I'd love spendto spendspending another holiday in Spain.

6. I would rather stayto staystaying at home.

7. I spent a lot of time writeto writewriting the essay.

8. Do you enjoy singto singsinging?

9. I am looking forward to seeto seeseeing you again soon.

10. Do you mind opento openopening the window?