你在搞什么啊？

Nǐ zài gǎo shénme a?

What are you doing?

我负责搞这次的宣传活动。

Wǒ fùzé gǎo zhè cì de xuānchuán huódòng.

I’m in charge of organizing this promotional campaign.

我们一起搞定这个问题。

wǒmen yīqǐ gǎo dìng zhège wèntí.

Let's solve this problem together.