They're my socks.
Whose socks are those?
It's Alberto's hat.
Whose hat is that?
It's his sweater.
Whose sweater is this?
It's my brother's sweatshirt.
Whose sweatshirt is this?
It's Vanessa's dress.
Whose dress is this?
It's her skirt.
Whose skirt is this?
It's his polo shirt.
Whose polo shirt is this?
It's her scarf.
Whose scarf is this?
It's Thiago's cap.
Whose cap is that?
They're Carolina's pyjamas.
Whose pyjamas (PJs) are those?
They're Arthur's boots.
Whose boots are these?
They're her flip flops.
Whose flip flops are those?
They're Camila's shorts.
Whose shorts are those?
It's Paula's blouse.
Whose blouse is that?