第十三天 Thank you for your kindness.感谢您的好意。
I appreciate your help.感谢您的帮忙。
I can't thank you enough.我无法表达对您的感谢。
I owe you a favor.我欠你个人情。
I'm in your debt
我欠你个人情/感激不尽。
Don't mention it.别客气。
Sorry to have kept you waiting.很抱歉让您久等了。
I'm sorry about the other day.前几天真的很抱歉。
I can't express how sorry I am.真的是太抱歉了!