◎ 题干
—Is Mary         ?
—No, she is a          girl.
A.twelve years old; fourteen years old.
B.twelve years old; fourteen -year -old.
C.twelve - year - old; fourteen years old.
D.twelve - year - old; fourteen - year -old.
◎ 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“—Is Mary ? —No, she is a girl.A.twelve years old; fourteen years old.B.twelve years old; fourteen -year -old.C.twelve - year - old; fourteen years old.D.…”主要考查了你对  【基数词】【序数词】【时刻】【分数】  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。