◎ 题干
What            the animals of China in the last 400 years?
[     ]
A. has happened to
B. is happened to
C. has happened with
D. is happening
◎ 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“What the animals of China in the last 400 years? [ ]A. has happened to B. is happened to C. has happened with D. is happening …”主要考查了你对  【动词短语】【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。