What is A doing? - She / sit.
She is sitting.
What is B doing? - She / stand
She is standing.
What are G doing? They / ride
They are riding bikes.
What are D doing? They / drink.
They are drinking.
C _________ (fly) the plane.
is flying
Is he reading? (E)
Yes, he is.
Are they riding bikes? (G)
Yes, they are.
Is he waving? (F)
No, he is not.
Are they drinking?
Yes, they are.
