GERUND:
1. I don't remember meeting him before.
2. The film is worth seeing.
3. Thank you for coming.
4. He gave up smoking last year.
5. Would you mind closing the door?
INFINITIVE:
1. I am glad to meet you.
2. He was too busy to see anyone.
3. She had nobody to say a kind word to her.
4. I have something to tell you.
5. He is too ill to work today.