I assure you that would never happen again.

我向你保证这种事情再也不会发生了。

I hope it's the last time.

我希望这是最后一次。

I assure you that would never happen again.

我向你保证这种事情再也不会发生了。

He always keeps his words.

他总是信守诺言。

Mike is a person worth depending on.

迈克是一个值得信赖的人。

Yes, he always keeps his words.

是的，他总是信守诺言。