________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.
#88722
A
Examining
B
Examined
C
Being examined
D
Having been examined
推荐题目
The document film ______ next week aims at introducing local cultures to the world.
#90702
A
released
B
being released
C
to be released
D
having been released
When I reached home, my husband was lying on the floor, ________ the kids with toys.
#97268
A
to entertain
B
entertains
C
entertaining
D
entertained
Her ambition is _____ part of the national team for the next Paralympic Games.
#88338
A
of becoming
B
becoming
C
to become
D
that become