He ... an astronaut.
am
are
is
The snake ... long and green.
is
am
are
A crocodile.... at the zoo.
am
aren't
is
isn't
I ... a boy.
are
am
is
It ... red.
is
are
isn't
aren't
It..... a dog.
is
are
aren't
isn't
I ... a boy.
am
am not
aren't
are
He...happy.
is
are
aren't
isn't
The snake ...
is blue
is brown
is sad
is fat
They ... sheep.
am
is
are
The bus ...
is small and red
is long and red
isn't small and red
isn't long and red
It ... blue.
aren't
isn't
is
are
The house...big.
is
am
are
The house...big.
isn't
am not
aren't
He ... hot.
aren't
isn't
is
are
The bike...old.
isn't
aren't
am not
