◎ 题干

The boy is only ________. Today is his ________ birthday.

A. twelve, twelve   

B. twelfth, twelve

C.twelfth, twelveth

D. twelve,twelfth

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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“The boy is only ________. Today is his________ birthday.[ ]A. twelve, twelve B. twelfth, twelve C. twelfth, twelveth D. twelve, twelfth …”主要考查了你对  【基数词】【序数词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。