Homai te...?

I am learning to ask for things in maori.
I found hard.
next time I would like to say, are you okay. In maori.

we are learning about Te Reo Maori. 

He aha tenei?

We are learning how to ask what something is in Maori.
Kei te ako matou pehea ki te ui aha tetahi mea kei roto i te Maori.