◎ 题干
The young man _____ in studying paid no attention to the outside world.
[     ]
A. involved      
B. involving
C. to be involved  
D. being involved
◎ 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“The young man _____ in studying paid no attention to the outside world.[ ]A. involvedB. involvingC. to be involvedD. being involved…”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。