◎ 题干
----- Your classroom is very clean.
----- Yes, it ______ every day.
A. is cleaned              B. cleans            C. is cleaning
◎ 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“----- Your classroom is very clean. ----- Yes, it ______ every day. A. is cleaned B. cleans C. is cleaning…”主要考查了你对  【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。