'id', 'Title' => '考试标题', 'Start_time' => '开始时间', 'End_time' => '截止时间', 'Duration' => '时长(分钟)', 'Status' => '状态', 'Is_del' => '是否删除', 'Remark' => '备注', 'Qualified' => '合格分数', 'Result' => '正确答案', 'Answer1' => 'A', 'Answer2' => 'B', 'Answer3' => 'C', 'Answer4' => 'D', 'Answer5' => 'E', 'Answer6' => 'F', ];