1.I'm sorry, I fear that I can't come on time.

很抱歉，我恐怕不能准时到达了。

2.Something's come up.

出了点事情。

3.I am awfully sorry that I have kept you waiting.

真是很抱歉让您久等了。

那迟到有什么小理由呢？

1、I overslept. 

睡过头了！

I forgot to set my alarm and I overslept. 
我忘了定闹钟，结果睡过了头。

2、The bus was late.

公交车晚点了。

Sorry but the bus was late again today!
实在抱歉，但是公车又晚点了。

3、The traffic was terrible.

交通太差了.

The traffic was terrible so I had to wait.
交通太差了，所以我只能等。

4、I got lost coming here. 

我来这里迷路了。

It's hard to find this place. I got lost coming here. 
这地方太难找了，我都迷路了。

5、I couldn't find a parking spot.

找不到停车位。

I had to drive to another parking lot because I couldn't find a parking spot.
我必须开到另一个停车场，我根本找不到车位。

—— 今日佳句 ——

Some people say that eraser is prepared for those who make mistakes. But I want to say that it is for those who want to correct their mistakes.

有些人说橡皮擦是为那些犯错的人准备的。但我想说的是，这是为了那些想要改正错误的人准备的。