________twice a year,whether it is a car
问题:
________twice a year,whether it is a car or a bus or a truck,is the rule that every driver
must obey in this city.[ ]
A.Examining
B.Examined
C.Having been examined
D.Being examined
________twice a year,whether it is a car or a bus or a truck,is the rule that every driver
must obey in this city.[ ]
A.Examining
B.Examined
C.Having been examined
D.Being examined