—Peter, where did you guys go for the summer vacation?
—We ____ busy with our work for months, so we went to the beach to relax ourselves.
| A．had been | B．have been | C．were | D．will be |
Please remain ______; the winner of the prize will be announced soon.
| A．seating | B．seated | C．to seat | D．to be seated |
You ___ go there to meet him if you want to, but you____! He’ll come here soon.
| A．may； mustn’t | B．have to； needn’t |
| C．can； needn’t | D．can； mustn’t |
—I’m sorry I broke your mirror.
—Oh, really? ______.
| A．It’s OK with me | B．It doesn’t matter |
| C．Don’t be sorry | D．I don’t care |
He borrowed $100 from his boss and was given ten months to ______ the debt.
| A．give back | B．bring back | C．pay for | D．pay off |
The old man _____ chess but now he doesn’t enjoy it.
| A．used to play | B．used to playing |
| C．was used to play | D．was used to playing |