我把你的咖啡打翻了，对-对-对不起。

I spilled your coffee — I'm ___s-s-sorry.

听说你考试没通过，我感-感-感到很抱歉。

I'm ___s-s-sorry to hear that you failed the exam.

不好意思，你能再说一遍刚才的地址吗？

___S-s-sorry, could you repeat the address again?

抱歉，但我觉得你的答案不太准确。

___S-s-sorry, but I believe your answer isn't quite right.

他结结巴巴地说'对-对-对不起'，意识到自己错了。

He stammered '___s-s-sorry' when he realized he was wrong.