Have you started your revision yet?

你开始复习了吗？

《牛津词典》

Have you started your classes?

你已经开始上课了吗？

youdao

Have You Started Working on Your Biology paper?

你开始写生物论文了吗。

youdao

You might have thought before we started talking about molecular orbital theory that non-bonding was the opposite of bonding, it's not, anti-bonding is the opposite of bonding, and anti-bonding is not non-bonding.

你也许在我们讨论分子轨道之前,就想过非成键时成键的反面，它不是，反键才是成键的反面，反键不是非成键。

麻省理工公开课 - 化学原理课程节选

If you have a piece of scrap paper with you, suppose that you've started your program as follows.

如果你有一张废弃的纸张，假如你已经开始了以下的问题。

哈佛公开课 - 计算机科学课程节选

All right, so hopefully if you see any other combination of quantum numbers, for example, if it doesn't quickly come to you how many orbitals you have, you can actually try to write out all the possible orbitals and that should get you started.

所以希望你们如果遇到,任何其它的量子数组合的问题，如果你们不能马上想到有多少个轨道，可以试着先写出所有的轨道,这是个不错的切入点。

麻省理工公开课 - 化学原理课程节选

Immediately after telling people the news, I am barraged with questions like: Have you started planning?

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Have you started taking any new medications or started a new course of a medication you've taken before?

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Even if you have already started you own retirement benefit, you have the option to suspend it and start it up again at 70 at a 32 percent higher value.

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