The children _____ (read).
are reading
The children _____ (do) homework.
are doing
They _____ (write).
are writing
The dog _____ (sleep).
is sleeping
The bear _____ (run).
is running
The boy _____ (swim).
is swimming
The bird _____ (fly).
is flying
They _____ (eat).
are eating
He _____ (play) the guitar.
is playing
I _____ (open) the door.
am opening
I ______ (watch) TV.
am watching
She ____ (play) basketball.
is playing
The cat _____ (eat).
is eating
The cat ______ (ride) a bike.
is riding