◎ 题干
The building___________last year is our lab.      
[     ]
A. building                        
B. to build    
C. being built                  
D. built
◎ 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“The building___________last year is our lab.[ ]A. buildingB. to build C. being builtD. built…”主要考查了你对  【过去分词】  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。