◎ 题干
_____ a US visitor visa twice, the young man finally gave up his hope of going to America.
[     ]
A. Having been refused
B. Being refused
C. Having refused
D. To be refused
◎ 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“_____ a US visitor visa twice, the young man finally gave up his hope of going to America. [ ]A. Having been refused B. Being refused C. Having refused D. T…”主要考查了你对  【现在分词的被动式】【现在分词的完成式】  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。