Our classroom is bigger than______.
Lin saw __________ UFO last month. It’s strange.
–Do you mind telling me how to restart the computer? –______. It’s simple. Just press the button here.
He ______ be at home, because the light in his room is on.
–My brother’s never been late for work, ______? –______. He is a hard-working man.
He told us ______ exciting news that we all cheered with joy.