英语三级A级

填空题This water has been specially (pure) _______ for use in cooking.

参考答案:暂无进入在线模考
purified
【译文】这水经特别净化,以用于烹饪。
【考点】被动语态
【解析】从句意看,本句谓语动词是现在完成时的被动语态,由has been+过去分词构成。