◎ 题干
The classrooms in our school _____ every day.
[     ]
A. is cleaned
B. are cleaned
C. were cleaned
D. cleaned
◎ 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 classrooms in our school _____ every day.[ ]A. is cleaned B. are cleanedC. were cleaned D. cleaned…”主要考查了你对  【被动语态】【主谓一致】  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。