Question

Shortly after the accident, two＿＿＿police were sent to the spot to keep order．

A．dozen of B．dozens  C．dozen D．dozens of

Answer 1

C

解析:

dozen 指数量，意思是“十二”，常用于“数词＋dozen ＋复数名词”及“dozens＋of＋复数名词”这两种结构。如：two dozen eggs二十四个鸡蛋；dozens of apples 几十个苹果。