◎ 题干
It's a common scene in the film Tangshan Earthquake that families cry helplessly over ________ is
left of their homes.
[     ]
A. what  
B. which
C. there  
D. it
◎ 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“It's a common scene in the film Tangshan Earthquake that families cry helplessly over ________ is left of their homes. [ ] A. whatB. whichC. thereD. it…”主要考查了你对  【连接代词】  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。