Whose key is it? (Danny)
It's Danny's key.
Whose umbrellas are they? (我們的)
They're our umbrellas.
Make a question: They're Allen's cellphones.
Whose cellphones are they?
Whose water bottle is it? (Leo)
It's Leo's water bottle.
Whose glasses are they? (Roy)
They're Roy's glasses.
my / watch / It's / .
It's my watch.
his / is / sock / It / .
It is his sock.
gloves / her / are /. / They
They are her gloves.
Whose shoes are they? (Kitty)
They're Kitty's shoes.
Make a question: It's Nina's pencil.
Whose pencil is it?
Whose watch is it? (Mark)
It's Mark's watch.
Whose gloves are they? (Dad)
They're Dad's gloves.
Make a question: They're Simon's water bottles.
Whose water bottles are they?
What is it?
stool
What animal is it?
skunk
Whose cellphone is it? (Judy)
It's Judy's cellphone.
are/ their / They / notebooks / .
They are their notebooks.
Make a question: They're Vicky's bags.
Whose bags are they?
They / your / umbrellas / . / are
They are your umbrellas.