语法与词汇
15.
Much to her delight, three______neighbors showed up and several of them even brought with them some candies and cookies.
A、
dozen
B、
dozen of
C、
dozens
D、
dozens of
【正确答案】
A
【答案解析】
当dozen与具体数字连用时，既不用复数形式，也不和介词of连用。
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