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, the concert began.A.Having taken their seatsB.Taken their seatsC.With the listeners having taken t

编辑:chaxungu时间:2026-04-24 12:54:36分类:高中英语题库

________, the concert began.
A.Having taken their seatsB.Taken their seatsC.With the listeners having taken their seatsD.The listeners had taken their seats在线课程C