◎ 题干
November 11, a day with four 1s, _________ by young single Chinese in the early 90s as a day
for unmarried males.
[     ]
A. is recognized
B. has recognized
C. was recognized
D. had been recognized
◎ 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“November 11, a day with four 1s, _________ by young single Chinese in the early 90s as a dayfor unmarried males. [ ]A. is recognizedB. has recognizedC. was r…”主要考查了你对  【一般过去时的被动语态】  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。