I
would have hyperventilated
you
would have hyperventilated
he / she / it
would have hyperventilated
we
would have hyperventilated
you
would have hyperventilated
they
would have hyperventilated
I
would be hyperventilating
you
would be hyperventilating
he / she / it
would be hyperventilating
we
would be hyperventilating
you
would be hyperventilating
they
would be hyperventilating
I
would have been hyperventilating
you
would have been hyperventilating
he / she / it
would have been hyperventilating
we
would have been hyperventilating
you
would have been hyperventilating
they
would have been hyperventilating