Герундий

Use the gerund of the verb in brackets: a) in the active or passive voice

1. He looked foward to (to meet) his parents.
2. You can't be afraid of (to hurt) unless you've been hurt.
3. But in fear of (to recognize) she lowered her gaze.
4. So I see. You're good at (to make) yourself at home.
5. He insisted on (to send) him instead of me.
6. My sister would never leave without (to see) me.
7. He showed no sign of (to know) them.
8. I was annoyed at (to interrupt) every other moment.
9. I've always liked (to take) risks.
10. He hated (to remind) people of their duties or (to remind) of his.
11. In (to discuss) the problem they touched upon some very interesting items.
12. The operator can set the machine in motion by (to push) the button or (to press) the pedal.
13. I seem to remember (to tell) not to grumble by someone.
14. He was good at (to gather) mushrooms.
15. Raymond didn't like (to call) Ray.
16. The host broke the awkward silence by (to invite) the guests to proceed to the dining-room.
17. He tried to avoid (to see).
18. He had the most irritating habit of (to joke) at the wrong moment.
19. I appreciated (to invite) to your home.
20. Do you mind (to examine) the list.