--- I’ll tell Mary about her new job tomorrow.
--- What? You ______ her last week.
| A．ought to tell | B．must have told | C．might have told | D．should have told |
—Why didn’t you go to yesterday’s meeting?
—I would have but I ______too busy working on the important experiment.
| A．had been | B．was | C．were | D．am |
So absorbed_____in her work that she didn’t realize I was behind her.
| A．had she | B．was she | C．she had | D．she was |
—How do you like the glasses?
—This kind of glasses made by experienced workers________ comfortably.
| A．is worn | B．wear | C．wears | D．are worn |
It is not easy to learn English well, but if you ____．You will succeed in the end.
| A．hang about | B．hang on | C．hang onto | D．hang up |
--- _____ Tracy was in such a hurry ?
---I don’t know．She might have been running to catch the bus.
| A．Why do you think | B．Why you think |
| C．Do you think why | D．Why not think |