Shortly after the accident, two___________ police were sent to the spot to keep order.
#14533
A
dozens of
B
dozens
C
dozen of
D
dozen
推荐题目
I go to the cinema        .
#14378
A
every three week
B
every other weeks
C
each three weeks
D
every third week
The two sides had a talk in a friendly _________ this morning . 
#10960
A
condition
B
atmosphere
C
situation
D
environment