◎ 题干
It is no longer________it was 20 years ago,________it was so poorly equipped.
[     ]
A.what;when  
B.that;which
C.what;which  
D.which;that
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“It is no longer________it was 20 years ago,________it was so poorly equipped.[ ]A.what;whenB.that;whichC.what;whichD.which;that…”主要考查了你对  【关系副词】【限制性定语从句】  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。