Those ____________ gray elephants.
are
I __________ a doctor.
am
The dog _______ in the box.
is
These ________ pears.
are
I _____ playing football with my friend.
am
They _______ ducks.
are
Those _______ pencils.
are
The cat ________ on the sofa.
is
I _________ working.
am
It _________ a pencil.
is
I _________ eating an ice cream.
am
The boys _______ playing.
are
These flowers ________ beautiful.
are
It _______ a bus.
is
These ___________ books
are
The dog ______ sleeping.
is