He ………………………( not be) Korean.
are not
is not
There ……………………… ( be not) a pen on the desk.
aren't
isn't
We ………………………( be) from Ukraine.
are
am
is
Clara and Steve ………………………( be) married.
is not
are
are not
is
She ……………………… ( be) an English teacher.
is
are not
is not
are
