"And what are you doing now?"—"Oh this and that."

“那么你目前在做什么？”—“哦，各种事情。”

《柯林斯英汉双解大词典》

What are you doing now?

你这会儿又是在干嘛？

youdao

Now, my dear, what are you doing here?

亲爱的，你在这儿干什么？

youdao

You cannot tell the mass, because what you are doing now is appealing to the notion of mass as something that's related to the pull of the Earth on the object.

你无法测出质量,因为你现在所做的是把质量,用地球对物体的引力给替代了

耶鲁公开课 - 基础物理课程节选

Use this pattern when you wish to express what you are doing right now.

当你想表达目前你正在做什么的时候，你就可以用这个句型。

I'm ~ing 课堂 - SpeakingMax英语口语达人

But as you get older and you have a lot of spare time, you think about what you are doing, which is something I have the luxury of doing right now, and I realized this is more tricky.

但随着你们年龄的增长,有更多空闲时间之后,你就会思考你做的事情,我现在就有很多闲暇思考这些问题,我意识到这东西其实很精妙

耶鲁公开课 - 基础物理课程节选

The personal questionnaires ask simple questions like what are you doing right now, who are you with, what is the meaning of this experience to you, and does it make you happy.

FORBES: New Project Wants to Know What Gets You Happy and Make it Happen

And I just want to tell you, as I watched you during the State of the Union, listened to you, what you are doing now is really important to the folks that I represent, because you're showing that fighting spirit no matter what the adversity is, and you're coming up with specific proposals.

WHITEHOUSE: President Obama Takes Questions from Senate Democrats

You can act like what people are doing now, which is saving more, paying down debt.

CNN: Transcript of May 'CNN Money Summit: Money & Main St.'