＿to my regret, I am unable to accept your warm invitation.
| A．Very | B．Much | C．Great | D．A lot |
They kept trying _____ they must have known it was hopeless.
| A．if | B．because | C．when | D．where |
----I think the teacher is wrong, _____?
----No, I don't think so
| A．don't you | B．don't I | C．doesn't he | D．doesn't she |
“Is there _____ here?” “No, Bob and Tim have asked for leave.”
| A．anybody | B．everybody | C．somebody | D．nobody |
My friend Mary is _____ beautiful girl and _____ girl everyone likes to work with.
| A．a, a | B．a, the | C．the, a | D．the, the |
-----Have you seen___ pen? I left it here this morning.
-----Is it __black one? I found it in the corner.
| A．a, the | B．the, the | C．a, a | D．the, a |