What’s this?

Grammar focus

This/these, it/they

This is a camera.
These are cameras.
What’s this?
It’s na earring.
What are these?
They’re earrings.

Contractions: It’s = It is
They’re = they are What’s = what

Grammar focus

Yes/No and where questions with be

Is this your wallet?
Yes, it is. No, it’s not.
Are these your keys?
Yes, they are. No, they’re not.
Where is your wallet?
It’s in my pocket.
Where are my keys?
They’re on the table.