What do you intend to do today?

你今天打算做什么?

《新英汉大辞典》

What do you have to do today?

你今天必须做什么？

youdao

What do you do today？

你今天要干什么？

youdao

Also,never put off until tomorrow what you can do today.

VOA: special.2011.03.27

I left out the noble gases here because they do something a little bit special, and actually, I'm going to give you one last clicker question today to see if you can tell me what you think noble gases do.

我并没有把稀有气体算在里面,因为它们的电子亲和能有点特别，实际上，我将会把这作为今天的,最后一个选择题，来请大家告诉我,你们觉得稀有气体电子亲和能应该是怎样的。

麻省理工公开课 - 化学原理课程节选

And just when you wake up, think, "Right, what do I want to wear today?"

当你醒来的时候，会想，“对了，今天我想穿什么呢？”

时尚让人兴奋 - SpeakingMax英语口语达人

Fifteen generations of Americans, our fellow Americans, many of whom are reposing in military cemeteries throughout the world are looking down on and judging what you do today.

CNN: Transcript: Schippers, Lowell briefings before Judiciary panel, part 2

What role do you play today?

FORBES: The Billionaire and the Freedom Fighter

And also, if this was so hard to get to, just what you have today, how do you feel confident about getting to a legally binding agreement in a year?

WHITEHOUSE: President Obama at Copenhagen Climate Change Conference