◎ 题干
Have you ever ______ the Great wall?
[     ]
A. been to
B. gone to
C. go to
D. been
◎ 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“Have you ever ______ the Great wall? [ ]A. been to B. gone to C. go to D. been …”主要考查了你对  【系动词】【介词】  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。