I am looking forward to ______ your answer as soon as possible.
| A．receiving | B．being received | C．receive | D．be received |
The students _______ busily when Miss Brown went to get a book she _______ in the office.
| A．had written, left | B．were writing, has left | C．had written, had left | D．were writing, had left |
I think you must be mistaken about seeing him at the theatre； I’m sure he ____abroad all week.
| A．is | B．was | C．has been | D．had been |
They haven’t arrived yet but we _____ them at any moment.
| A．are expected | B．have expected | C．are expecting | D．will expect |
I feel sure I _____ her before somewhere.
| A．was to meet | B．have met | C．had met | D．would meet |
You’ll never guess who I met today — my old teacher！ We _____ for 20 years.
| A．don’t meet | B．haven’t met | C．hadn’t met | D．couldn’t meet |