.We don't have many workers coming to the job interview. I'm afraid we may _____ workers
this time.
| A．be a shortage of | B．have a shortage of |
| C．be short of | D．be in short of |
India’s space agency _______ its first pictures of Mars as its satellite begins work a day after entering orbit around the Red Planet.
| A．releases | B．replaces |
| C．relieves | D．Recognizes |
Yao Ming ended his career as a basketball player and officially________.
| A．retired |
| B．confirmed |
| C．divided |
| D．covered |
—Can I help you，sir?
—Yes，I bought this radio here yesterday，but it______________.
| A．didn't work |
| B．won't work |
| C．can't work |
| D．doesn't work |
There is little doubt in your mind that he is innocent，________？
| A．is there |
| B．isn't there |
| C．is he |
| D．isn't he |
Cars do cause us some health problems－in fact far more serious _______than mobile phones do.
【选项 】
| A．one |
| B．ones |
| C．it |
| D．those |