I'm sorry I'm late. 真抱歉我遲到了。

Sorry to have kept you waiting. 很抱歉讓大家等我一個人。

如果是自己開車，理由非常多：

I ran out of gas. 我要去加油。

I got lost. 我迷路了。

I don't have GPS. 我沒有全球定位系統(tǒng)。

I missed my exit. 我錯過了高速（高架）出口。

There was construction. 碰上修路了。

There was an accident. 遇上車禍了。

It was farther than I thought. 這地方比我想得遠多了。

I couldn't find a parking spot. 我找不到停車位。

如果不是自己開車，大眾交通工具更容易攤上事：

I couldn't get a taxi. 我打不到車。

The bus was late. 公交車晚了。

I missed the bus. 我沒擠上公交車。

I was stuck in traffic. 遇上堵車了。

交通狀況我控制不了，生病我也控制不了�。�

I feel sick. 我病了。

I don't feel well. 我不舒服。

I'm a little under the weather. 我身體有點不適。

My skin is breaking out. 我皮膚過敏了。

I'm dizzy. 我頭暈。

I'm so dizzy I can't stand up. 我暈得站也站不起來。

I have a headache.=My head hurts. 我頭痛。

I feel sick to my stomach. 我胃痛。

這還不算，我有時是活雷鋒，我要幫助別人啊。

我是有朋友的人好嗎，我要幫朋友好嗎：

I had to drop someone off. 我要送個朋友。

My last appointment ran over. 我上一個約會耽擱了。

實在不行，我承認(rèn)我是個不靠譜的人好了吧，睡過頭什么的也不是沒發(fā)生過。

我就是這么不靠譜一人怎么著：

I overslept. 我睡過頭了。

My alarm didn't go off. 我的鬧鐘沒響。

I misjudged the time. 我看錯時間了。

I lost track of time. 我忘了時間了。

I had to get money. 我去取錢了。

I had to run an errand. 我有事要辦。