American accent and natural speed please.
1. Could you help me with this?
2. Excuse me, but I think there is a problem.
3. I was wondering if I could talk about my final paper with you.
4. I would appreciate it if you would reconsider my grade.
5. I'd really like to, but I can't. I have plans already.
6. I'm sorry to say this but there is a problem.