◎ 题干
Andy has ____ for five years. Five years ____ a long time.
[     ]
A. come back home, is
B. come back home, are
C. been at home, is
D. been at home, are
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Andy has ____ for five years. Five years ____ a long time.[ ]A. come back home, is B. come back home, areC. been at home, is D. been at home, are…”主要考查了你对  【系动词】【现在完成时】  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。