catch up on...

やるべきことなのに今までできていなかったことをする

睡眠･勉強･家事

I was able to catch up on some sleep.

I need to catch up om my sleep/study/homework/housework.

Have you caught up on your reading homework?

仕事･売上

After coming back from vacation, I have a lot of things to catch up on at work.

When you feel better, make sure you catch up on the work you missed while you were away.

We have caught up on sales this year.

近況報告

We haven't seen each other in ages, so let's catch up on our each other's lives.

lives ラ-ｧｲｳﾞｽ  n) life 生命･生活の複数形