This suit is rather dirty now. It’s some time since it______ (wash).was washed被

游客2024-06-29  11

问题 This suit is rather dirty now.  It’s some time since it______ (wash).

选项

答案 was washed

解析 被动语态。由于从句的主语与谓语动词之间是被动关系,又因since从句中的动作或状态发生在过去,因此,此处需要用一般过去时的被动语态,即were/was+过去分词。
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