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Professor Li back from the United States for over two months.A.has comeB.has beenC.had comeD.came

编辑:chaxungu时间:2026-04-24 12:59:44分类:高中英语题库

Professor Li ________ back from the United States for over two months.
A.has comeB.has beenC.had comeD.came在线课程B