diff --git a/IRaCIS.Core.Application/Service/Reading/Dto/ReadingQuestionViewModel.cs b/IRaCIS.Core.Application/Service/Reading/Dto/ReadingQuestionViewModel.cs
index d03b0120e..8b9474450 100644
--- a/IRaCIS.Core.Application/Service/Reading/Dto/ReadingQuestionViewModel.cs
+++ b/IRaCIS.Core.Application/Service/Reading/Dto/ReadingQuestionViewModel.cs
@@ -2503,7 +2503,11 @@ namespace IRaCIS.Core.Application.Service.Reading.Dto
         /// <summary>
         /// 答案分组
         /// </summary>
-        public string AnswerGroup { get; set; } = String.Empty;
+        public string AnswerGroup { get; set; } ="[]";
+
+        public decimal? JudgeDifferenceValue { get; set; } = 0;
+
+        public string AnswerCombination { get; set; } = "[]";
 
         /// <summary>
         /// 类型
diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingCriterion/ReadingQuestionService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingCriterion/ReadingQuestionService.cs
index 216979cc8..69ffea91d 100644
--- a/IRaCIS.Core.Application/Service/Reading/ReadingCriterion/ReadingQuestionService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ReadingCriterion/ReadingQuestionService.cs
@@ -1199,6 +1199,9 @@ namespace IRaCIS.Core.Application.Service
 
                         x.ReadingQuestionCriterionTrialId = trialCriterion.Id;
                         x.TrialId = trialCriterion.TrialId;
+                        x.AnswerGroup = "[]";
+                        x.AnswerCombination="[]";
+                        x.JudgeDifferenceValue = 0;
                     });
                     var copyNewQuestionList = newTrialQuestionList.Clone();
                     // var trialQuestionList = await _readingQuestionTrialRepository.Where(x => x.ReadingQuestionCriterionTrialId == trialCriterion.Id).ToListAsync();