我们在两个不同的场合讨论了这个问题。

We discussed the issue on two ___separate occasions.

把你的工作邮件和个人邮件分开。

Keep your work and personal emails ___separate.

那次争吵之后，他们开始完全过上了各自的生活。

After the argument, they began to lead completely ___separate lives.