题目内容
2．Our classroom is tidy because it ____ every day．（ ）| A． | cleans | B． | cleaned | C． | is cleaned | D． | was cleaned |
分析 翻译：因为教室每天都被打扫，所以我们的教室是清洁的．
解答 答案：C．因为句中有every day（每天），所以应该用一般现在时，又因为教室每天都被打扫，所以用一般现在时的被动语态，用一般现在时的被动语态的构成：主语+am/is/are+动词的过去分词，故选C．
点评 本题考查的是一般现在时的被动语态，被动语态的主语是动作的承受者．
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