问题
选择题
— How clean and tidy your bedroom is!
—Thank you. It every day.
A. cleans B. is cleaned C. was cleaned
答案
答案：B
考查被动语态。It指代上句中的bedroom，it和clean构成被动关系，故用被动语态，由every day可知，该句是一般现在时，故用一般现在时的被动语态。
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