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The windows of the room___(clean) once a week, so they are a little dirty

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时间:2024-08-17 10:54:39
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The windows of the room___(clean) once a week, so they are a little dirty【专家解说】:are cleane

【专家解说】:are cleaned 这里要用被动语态,意思是: 这间房间的窗户一星期打扫一次,所以有一点点脏。
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