1. Would you please hold the door open for me?
2. You're very kind to take the trouble to help me.
3. I wish I could repay you somehow for your kindness.
4. I'm afraid it was a bother for you to do this.
5. It wasn't any bother. I was glad to do it.
6. There's just one last favor I need to ask of you.
7. I'd be happy to help you in any way I can.
8. Would you mind giving me a push? My car has stalled.
9. Would you be so kind as to open this window for me? It's stuck.
10. If there's anything else I can do, please let me know.
11. This is the last time I'll ever ask you to do anything for me.
12. I certainly didn't intend to cause you so much inconvenience.
13. He'll always be indebted to you for what you've done.
14. Could you lend me ten dollars? I left my wallet at home.
15. I'd appreciate it if you would turn out the lights. I'm sleepy.