_________________? - He's fishing.
What is he doing?
___________ balloons? - Yes, __________.
Are there - there are.
______ there _____ orange? - No, _________.
Is, an - there isn't.
____ there ____ cat under the armchair? - Yes, __________.
Is, a - there is.
Is he riding a bike? - ____________.
No, he isn't.
