◎ 题干
Over two hundred years___________ since the United States___________in 1776.
[     ]
A. have passed; founded
B. has passed; were founded
C. have passed; was founded
D. has passed; was founded
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Over two hundred years ________ since the United States ________in 1776[ ]A. have passed; foundedB. has passed; were foundedC. have passed; was foundedD. …”主要考查了你对  【一般过去时】【现在完成时】  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。