1. I'm sorry to say this but your food is inedib le.
2. I'm afraid I must tell you that your custom er service was very rude.
3. There seems to be a problem with my air conditioner.
4. I'm sorry to bother you, but I wanted a ba ked potato, not fries.
5. I have to make a complaint about the doc tor.
6. I can't put up with all this anymore!
7. Is there someone else I could speak to ab out this matter?
8. This is ridiculous.
9. Can I speak to your manager?