I'm excited to hear more about what you've been up to in the past year.

我非常激动能深入了解你过去一年在忙的事。

We could see what he's up to in different situations.

我们可以把他置于不同的情景中。

He also slipped in a request asking what I'm up to in New York.

他还私下调查了我在纽约的行动。

And presumably she would know as much about this man and what he was up to in recent weeks as anyone.

也许她对枪手以及他最近几周行程的了解和其他人一样。

Blue whales are endangered, but being able to monitor what they're up to in real time could be a boon to conservation efforts-if we're willing to listen.

蓝鲸濒临灭绝，但如果我们愿意倾听的话，能够实时监控它们的活动可能对保护工作大有裨益。

" Get up to" . I explained in a lot more detail how to use " get up to" , " be up to" in this video here.

Get up to。我在这个视频中更详细地解释了 get up to，be up to 的用法。