A:Please forgive me for rushing into your room forgetting to knock at the door.
A:请原谅，我忘了敲门就冲进了你的房间。
B:Never mind.
B:不必介意。
A:I'm so sorry to disturb you so early.
A:实在抱歉，这么早就打扰你了。
B:It doesn't matter.
B:没关系。
A:I'm dreadfully sorry. I forgot to book the tickets yesterday.
A:抱歉至极，昨天我忘了订票。
B:Oh, it's nothing.
B:哦，那没什么。
A:I let you down. I'll make it up to you somehow.
A:让你失望了，我会设法弥补的。
B:Not a bit of it, don't blame yourself.
B:一点关系也没有，不要自责。