. An awful accident ________, however, occur on the express the other day.
| A．does | B．did | C．has | D．had |
Whether enough blood is donated could be a(an) ________ of life and death for the accident victims.
| A．concern | B．approach | C．affair | D．matter |
Though __________ money, his parents managed to send him to university.
| A．lacked | B．lacking of | C．lacking | D．lacking in |
—How often do you eat out?
—__________，but usually once a week.
A.Have no idea
B.It depends
C As usual
D.Generally speaking
At the street corner, anyone who is seen carrying a bag, a box, or ___________, is stopped by the police.
| A．what it is | B．whatever it is | C．what there is | D．whatever there is |
—you like the car so much，why not drive it back?
—Well，I can’t afford ________car.
| A．Since;so big a |
| B．If;such big a |
| C．When;so a big |
| D．So long as;that a big |