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Talk about； Have you played basketball？ Have you finished your homework？ 3 Have you been to England？ 现在完成时的构成： “have / has +动词的过去分词”，在人称代词后， have 和has常缩为’ve ，’s ，否定缩写 have not = haven’t ，has not = hasn’t 下载地址：http://files.eduu.com/down.php?id=52677 (责任编辑：admin) |