1. Sorry
I'm sorry.
Could you do this instead of me? "Sorry, I'm too busy."
We're sorry. The number you have dialed is currently unavailable.
Sorry to bother you, but I'm afraid something urgent has come up.
Sorry, but it looks like I'm booked up on that day.
Better safe than sorry.
Sorry, where can I find a delicatessen?
No sooner had he said it than he was sorry.
Although he was wrong, he didn't say he was sorry.
I'm sorry, my boss is sleeping right now. Please come back tomorrow.
Sorry I haven't fixed dinner tonight. I was so tired there was just no way.
Sorry, but it all came about so suddenly that I haven't got a handle on the situation yet.
I'm sorry, but I can't accept your invitation. I have other plans on that day.
Sorry, we can't fill this prescription here.
I am sorry to write such a long letter. I didn't have time to write a short one.