n×7的积的末四位数是2005,那么n的最小值是 . 答案:【1】1715—Tom,you’ve got an A in the final English exam.Congratulations!—Thanks.But I never thought the result came out so fast.The papers________when I left the teacher’s office just now.A.had been markedB.were still being markedC.are still markingD.had been marking