—Why do you look so worried?
—Fred left the company half an hour ago. His work _______ unfinished since.
| A．left | B．was left | C．has left | D．has been left |
In my opinion, it is very ____ of you to buy a car at such a high price.
| A．useless | B．crazy | C．unfair | D．firm |
You might wonder how this kind of animal ____ to live without eating for so many months.
| A．keeps | B．succeeds | C．manages | D．tries |
—What about your English test?
—I ____ the written papers but failed the oral test.
| A．looked through | B．read through | C．pulled through | D．got through |
Traffic was ____ for several hours by the accident.
| A．held out | B．held up | C．held off | D．held on |
You say your home is in the south. Can you be a little more ____?
| A．specific | B．special | C．particular | D．especial |