我能够就熟悉的话题用西班牙语进行交谈。

I can ___hold ___a ___conversation in Spanish on familiar topics.

他有足够的信心与母语者对话。

He is confident enough to ___hold ___a ___conversation with native speakers.

在专业场合下，能够就严肃话题进行对话是很重要的。

It's important to be able to ___hold ___a ___conversation on serious matters in a professional setting.