Because he has been out of _____ work for months, the young man now depends on his parents for _____ living.
| A．不填; a | B．the; a | C．不填; 不填 | D．the; 不填 |
I first met Lisa three years ago. She _____ at a radio shop at that time.
| A．has worked | B．was working | C．had been working | D．had worked |
I don’t work here; I _____ until a new secretary arrives.
| A．am just helping out | B．just help out |
| C．have just helped out | D．will just help out |
—I’m sorry to keep you waiting.
—Oh, not at all. I _____ here only a few minutes.
| A．am | B．was | C．have been | D．will be |
—Who is Clarke?
—_____ him yet? I saw you shaking hands with him at the meeting.
| A．Haven’t you met | B．Hadn’t you met |
| C．Didn’t you meet | D．Don’t you meet |
—_____ my glasses?
—Yes, I saw them on your desk a minute ago.
| A．Do you see | B．Have you seen | C．Had you seen | D．Would you see |