I grasped the opportunity to work abroad.

我毫不犹豫地抓住了去国外工作的机会。

I chose to work abroad to improve my career prospects.

我选择到国外工作，以增进我的事业成功的机会。

Don't let the chance to work abroad slip through your fingers.

这个出国工作的机会你可不要错过。

Do you plan to work abroad?

你打算出国吗？

Why did you work abroad?

你为什么在海外工作？