◎ 题干
I t doesn’t matter if _______ boys play basketball too much instead of watching TV.
A.sixteen-years-oldB.sixteen-year-olds
C.sixteen year oldD.sixteen-year-old
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“I t doesn’t matter if _______ boys play basketball too much instead of watching TV.A.sixteen-years-oldB.sixteen-year-oldsC.sixteen year oldD.sixteen-year-old…”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。