◎ 题干
—Sandy, our son is 9 years tomorrow.
—Oh,yes.We should (应该) have a party for his ________ birthday.
[     ]
A. nine  
B. ninth  
C. the ninth
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“—Sandy, our son is 9 years tomorrow.—Oh,yes.We should (应该) have a party for his ________ birthday.[ ]A. nine B. ninth C. the ninth…”主要考查了你对  【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。